Katy Perry, Madonna and Donatella Versace attended the Versace Met gala afterparty in New York City on May 7.
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Jennifer Aniston and Courteney Cox attended Audi's presentation of the American Film Institute's 46th Life Achievement Award Gala Tribute to George Clooney in Hollywood on June 7.
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John Legend and Chrissy Teigen attended the Fourth Annual Los Angeles Dodgers Foundation Blue Diamond Gala at Dodger Stadium in Los Angeles on June 11.
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Mark Wahlberg took a dip in the ocean while on vacation in Barbados on Jan. 3.
John Krasinski and Emily Blunt attended a special BAFTA screening of their film "A Quiet Place" at the Mayfair Hotel in London on Oct. 8.
Katie Holmes and daughter Suri Cruise attended a special screening of "Long Strange Trip" in New York City on Jan. 7.
Tom Cruise attended the "Mission: Impossible – Fallout" film premiere in Paris on July 12.
Anne Hathaway was honored at the 22nd Annual Human Rights Campaign National Dinner at the Walter E. Washington Convention Center in Washington, D.C., on Sept. 15.
Prince Harry and Duchess Meghan visited Te Papaiouru Marae for a formal powhiri and luncheon in Rotorua, New Zealand, on Oct. 31 during their royal tour Down Under.
Lady Gaga attended the ELLE Women in Hollywood event in Los Angeles on Oct. 15.
Alex Rodriguez and Jennifer Lopez attended CC Sabathia's PitCChIn Foundation Celebrity Softball Game at Yankee Stadium in New York City on June 28.
Mickey Mouse, Katy Perry and Minnie Mouse attended a ceremony honoring Minnie with a star on the Hollywood Walk of Fame on Jan. 22.
Keri Russell and Matthew Rhys attended the Season 6 premiere of "The Americans" in New York City on March 16.
Charli XCX, Taylor Swift and Camila Cabello performed together during the opening night of Taylor's "Reputation" stadium tour at the University of Phoenix Stadium in Glendale, Arizona, on May 8.
Ashton Kutcher and Mila Kunis played ping pong at Clayton Kershaw's Sixth Annual Ping Pong 4 Purpose event in Los Angeles on Aug. 23.
Julia Roberts attended the premiere of her Netflix show "Homecoming" in Los Angeles on Oct. 24.
Kate Upton attended the Copper Fit and Kate Upton Launch Event in NYC at the Empire State Building in New York City on Sept. 13.
Cooke Maroney and Jennifer Lawrence attended the New York Rangers vs. Buffalo Sabres NHL hockey game in New York City on Nov. 4.
Cardi B filmed her "I Like It" music video in Miami on May 28.
Paris Hilton and then-fiancé Chris Zylka attended the Boohoo x Paris Hilton collection launch in Paris on June 26.
Emma Watson attended the Wimbledon Tennis Championships in London on July 15.
Idris Elba attended the "Yardie" photocall at the 68th Berlin Film Festival on Feb. 22.
Kris Jenner, Kendall Jenner, Kylie Jenner and Kim Kardashian West attended an intimate dinner hosted by The Business of Fashion to celebrate its latest special print edition, "The Age of Influence," at Peachy's/Chinese Tuxedo in New York City on May 8.
Prince William and Duchess Kate left the Global Ministerial Mental Health Summit in London on Oct. 9.
Jessica Biel and Justin Timberlake attended the American Express x Justin Timberlake "Man of the Woods" listening session at Skylight Clarkson Square in New York City on Jan. 17.
Justin Bieber and Hailey Baldwin looked like they were in completely different climates while heading to lunch in Los Angeles on Oct. 23.
Sarah Paulson, Awkwafina, Sandra Bullock, Cate Blanchett, Anne Hathaway and Mindy Kaling appeared at the "Ocean's 8" cast photocall in New York City on May 22.
Busy Philipps and best friend Michelle Williams attended the "I Feel Pretty" premiere in Los Angeles on April 17.
Roseanne Barr and John Goodman attended the "Alex, Inc." special preview at PaleyLive in New York City on March 26.
Newly engaged Taraji P. Henson attended the FOX Upfront Presentation in New York City on May 14.
George Clooney and wife Amal Clooney shared a kiss at Audi's presentation of the American Film Institute's 46th Life Achievement Award Gala Tribute to George in Hollywood on June 7.
Chris Pratt and Matt Damon attended the UFC 229 event inside T-Mobile Arena in Las Vegas on Oct. 6 to watch Conor McGregor fight Khabib Nurmagomedov.
Blake Lively and Ryan Reynolds attended a special screening of "Final Portrait" hosted by Sony Pictures Classics, the Solomon R. Guggenheim Museum, Dominique Levy and Brett Gorvy in New York City on March 22.
Queen Elizabeth II sat next to Vogue Editor-in-Chief Anna Wintour as they viewed Richard Quinn's runway show before presenting him with the inaugural Queen Elizabeth II Award for British Design at London Fashion Week on Feb. 20.
Sarah Paulson and girlfriend Holland Taylor attended the ELLE Women in Hollywood event in Los Angeles on Oct. 15.
Angelina Jolie, Shiloh Jolie-Pitt and Zahara Jolie-Pitt attended the National Board of Review Gala in New York City on Jan. 9.
Keith Urban and Nicole Kidman attended the Telluride Film Festival on Aug. 31.
Beyonce and JAY-Z took the stage during their "On The Run II" tour stop at Etihad Stadium in Manchester, England, on June 13.
Brooke Shields and daughter Grier Henchy attended the 2018 Hamptons Classic $300,000 Grand Prix at the Hampton Classic Horse Show grounds in Bridgehampton, New York, on Sept. 1.
Olivia Munn attended a special screening of "The Predator" in Los Angeles on Sept. 12.
Winona Ryder and Keanu Reeves attended the "Destination Wedding" film photocall in Los Angeles on Aug. 18.
Olivia Colman and Helena Bonham Carter appeared in character on the set of "The Crown" in Winchester, England, on Sept. 17.
Kim Kardashian West attended the Tiffany Blue Book Collection: The Four Seasons of Tiffany jewelry collection launch in New York City on Oct. 9.
Kristen Bell visited SiriusXM Studios in New York City on Sept. 26.
Kate McKinnon and Melissa McCarthy attended the "Can You Ever Forgive Me" premiere afterparty in New York City on Oct. 14.
Carson Daly appeared with Sunny the puppy on "Today" in New York City on Feb. 27.
Jennifer Aniston and Adam Sandler filmed "Murder Mystery" in Milan, Italy, on Aug. 27.
Kyra Sedgwick and Kevin Bacon attended the "Here and Now" TV show premiere in Los Angeles on Feb. 5.
Lindsay Lohan appeared at SUPER TRADE at Schimanski, a Brooklyn LGBTQ dance party and nightclub, in New York City on Jan. 14.
Carrie Underwood sang the National Anthem before Game 2 of the Western Conference Second Round during the 2018 NHL Stanley Cup Playoffs at Bridgestone Arena in Nashville on April 29.
Oprah Winfrey, Mindy Kaling and Reese Witherspoon attended a special screening of "A Wrinkle in Time" hosted by O, The Oprah Magazine at the Walter Reade Theater in New York City on March 7.
Joe Manganiello and Sofia Vergara attended the Women's Cancer Research Fund's Unforgettable Evening in Los Angeles on Feb. 27.
Paris Jackson and brother Prince Jackson attended the Michael Jackson Diamond Birthday Celebration in Las Vegas on Aug. 29.
Jonah Hill and Emma Stone attended Netflix's "Maniac" Season 1 premiere at Center415 in New York City on Sept. 20.
Octavia Spencer and Chrissy Metz attended the 18th Annual AFI Awards at the Four Seasons Hotel Los Angeles at Beverly Hills on Jan. 5.
Robert, Terri and Bindi Irwin visited the 86th floor observation deck at the Empire State Building to promote their new Animal Planet television show "Crikey! It's the Irwins" in New York City on Sept. 20.
Mary-Kate Olsen and Ashley Olsen attended the Youth America Grand Prix "Stars of Today Meet the Stars of Tomorrow" gala in New York City on April 19.
Eva Mendes attended the Eve Due Perfume Launch in Mexico City on March 21.
Princess Eugenie and Jack Brooksbank posed in the Picture Gallery at Buckingham Palace in London after announcing their engagement on Jan. 22.
Karlie Kloss attended The Broad and Louis Vuitton celebrate Jasper Johns Something Resembling Truth in Los Angeles event on Feb. 8.
Gerard Butler and O'Shea Jackson Jr. attended the premiere afterparty for their film "Den of Thieves" at WP24 Restaurant in Los Angeles on Jan. 17.
Steven Spielberg, Meryl Streep and Tom Hanks attended the premiere of "The Post" in London on Jan. 10.
Tina Fey and Tracy Morgan attended the 70th Annual Writers Guild Awards in New York City on Feb. 11.
Julie Andrews and Sam Smith attended the Raise Your Voice Concert in New York City on March 5.
Selena Gomez posed during the Coach 1941 show at New York Fashion Week on Sept. 11.
Jesse Plemons and Kirsten Dunst appeared at the premiere of "Game Night" at the TCL Chinese Theatre in Hollywood on Feb. 21.
Naomi Campbell and Millie Bobby Brown sat in the front row of the Moncler Fall/Winter 2018 show during Milan Fashion Week in Italy on Feb. 20.
Drew Barrymore attended the "Santa Clarita Diet" TV show premiere in Los Angeles on March 22.
Vin Diesel attended the "Fast and Furious Live" show at the O2 Arena in London on Jan. 19.
America Ferrara posed at her baby shower at Beauty & Essex L.A. in Los Angeles on March 17.
Dennis Quaid visited the Build Series studios to discuss the film "I Can Only Imagine" in New York City on March 1.
Rooney Mara and Joaquin Phoenix attended the premiere of "You Were Never Really Here" in New York City on April 3.
Kristin Cavallari appeared at the South Beach Wine and Food Festival in Miami on Feb. 25.
Lionel Richie and all three of his kids — Nicole Richie, Sofia Richie and Miles Richie — attended his hand and footprint ceremony at the TCL Chinese Theatre in Hollywood on March 7.
Sir Elton John and husband David Furnish appeared at Elton's announcement of his "Farewell Yellow Brick Road" tour in New York City on Jan. 24.
Darren Criss, Penelope Cruz, Edgar Ramirez and Ricky Martin attended the premiere of "The Assassination of Gianni Versace: American Crime Story" in Los Angeles on Jan. 8.
Anna Faris and Allison Janney attended the "Mom" presentation at Paleyfest in Los Angeles on March 24.
Jaden Smith, Kendall Jenner and Hailey Baldwin attended the March For Our Lives in Los Angeles on March 24.
Bella Thorne and Patrick Schwarzenegger attended the "Midnight Sun" film screening in New York City on March 22.
Armie Hammer and Timothee Chalamet attended the New York Film Critics' Circle Awards on Jan. 3.
Gabrielle Union attended The Standard and Olivier Rousteing host The Boom Boom Met Gala Afterparty in New York City on May 7.
Alicia Silverstone, Diane Keaton, Jane Fonda, Mary Steenburgen and Candice Bergen attended the "Book Club" film premiere in Los Angeles on May 6.
Rita Ora sat in the front row of the Chanel Spring/Summer 2018 show during Haute Couture Fashion Week in Paris on Jan. 23.
Jenna Dewan and Derek Hough attended the NBCUniversal Summer Press Day in Los Angeles on May 2.
Claire Foy and Vanessa Kirby attended Netflix's "The Crown" FYC event in Los Angeles on April 27.
Coaches Blake Shelton and Kelly Clarkson attended a Season 14 taping of NBC's "The Voice" in Universal City, California, on April 30.
Floyd Mayweather and Mariah Carey posed for a photo during The Mayweather Forever party at the Reserve in Los Angeles on Feb. 24.
Elisabeth Moss attended the premiere of her show "The Handmaid's Tale" in Los Angeles on April 19.
Expectant Eva Longoria attended the premiere of "Overboard" in Los Angeles on April 30.
Connie Britton and Mandy Moore attended The Paley Honors: A Gala Tribute to Music on Television Presented by Verizon in New York City on May 15.
Jamie Bell and wife Kate Mara attended the "Pose" TV show premiere in New York City on May 17.
Kerry Washington attended the 2018 BET Awards in Los Angeles on June 29.
Selma Blair and Sophia Bush attended Ray Booth's "Evocative Interiors" book signing in Los Angeles on May 8.
Jeremy Meeks and Chloe Green attended the Monte Carlo Gala for the Global Ocean in Monaco on Sept. 26.
Eliza Scanlen, Amy Adams and Patricia Clarkson attended the "Sharp Objects" HBO series premiere in Los Angeles on June 26.
Mike Henry, Seth Green, Seth MacFarlane and Mila Kunis posed for a photo at the FOX Celebrates the 300th Episode of "Family Guy" party at Cicada in Los Angeles on Jan. 10.
Mark Hamill posed with R2-D2 as he was honored with a star on the Hollywood Walk of Fame on March 8.
Molly Ringwald, moderator for an Emmy For Your Consideration screening of the television talk show "Full Frontal with Samantha Bee," posed before the event at the Writers Guild Theatre in Beverly Hills on May 24.
Olivia Wilde and Jason Sudeikis attended the Songs from the Cinema event in Los Angeles on March 3.
Alison Brie and husband Dave Franco sat in the front row at the Saint Laurent Spring/Summer 2019 show during Paris Fashion Week on Sept. 25.
Kourtney Kardashian and Kevin Hart threw out the ceremonial first pitch prior to the Los Angeles Dodgers and Milwaukee Brewers game in L.A. on Aug. 2.
Emily Ratajkowski and husband Sebastian Bear-McClard attended Rihanna's Met Gala afterparty with CÎROC VS at Up & Down in New York City on May 7.
Sarah Jessica Parker and twin daughters Tabitha Broderick (left) and Loretta Broderick attended the New York City Ballet Spring Gala in New York City on May 3.
Ryan Gosling dressed up like an astronaut outside the "Jimmy Kimmel Live" studios in Hollywood on June 7.
John Travolta and Kelly Preston stopped by "Despierta America" in Miami on June 8.
Gigi Hadid, Kate Moss and Emily Ratajkowski attended the launch of Nammos Village in Mykonos, Greece, on June 30.
Claire Foy and Ryan Gosling attended the premiere of "First Man" in Washington, D.C., on Oct. 4.
Cate Blanchett and Jack Black attended the premiere of their movie "The House with a Clock in the Walls" in Los Angeles on Sept. 16.
Dakota Johnson attended a screening of "Bad Times at the El Royale" in New York City on Sept. 27.
Tori Spelling and Beverley Mitchell attended the Millennial Mamas' Mom's Night Out at The Commons at Calabasas in Calabasas, California, on April 10.
Orlando Bloom and Katy Perry attended the Monte Carlo Gala for the Global Ocean in Monaco on Sept. 26.
Salma Hayek sat in the front row at the Saint Laurent Spring/Summer 2019 show during Paris Fashion Week on Sept. 25.
Bradley Cooper and Lady Gaga attended a screening of "A Star is Born" in London on Sept. 26.
Hugh Jackman attended a photocall for "The Front Runner" in New York City on Sept. 24.
Prince Charles filled a new whisky cask alongside senior operator Ryan Cromar during a visit to the Royal Lochnagar Distillery at Crathie on Royal Deeside on Oct. 16.
Mila Kunis attended a special screening of "The Spy Who Dumped Me" in New York City on July 29.