--Gwen Stefani and Katy Perry, wearing Lia Sophia jewelry, had a moment while Brendan Fallis DJ-ed a private party for "The Great Gatsby" hosted by Quintessentially Lifestyle and Mac at the Top Of The Standard in NYC.
--Chef Marcus Samuelsson giving an impassioned speech to attendees of the New York Magazine Culinary Experience held at the International Culinary Institute in NYC.
--Nicole Kidman lunching with Simon Baker's wife, Rebecca Baker, at Bouchon in Beverly Hills.
--Susan Sarandon unveiling a ping pong table made out of gold at the grand opening of SPiN in Dubai.
--Danielle Fishel wearing earbuds while browsing the racks of TopShop in Soho NYC.
--Christa B Allen sipping Maker’s 46 cocktails and hanging with Green Bay Packers player Clay Matthews at the Maxim & Makers 46 Fillies and Stallions party in Louisville, Kentucky.
--Alec Baldwin taking his daughter Ireland Baldwin out for some fresh pressed juices from Juice Generation in NYC.
--Reggie Bush leaving early from a guys night out to check on fiance Lilit Avagyan days before giving birth at AV Nightclub in Hollywood.
--Adrian Grenier and his friend Jeremy McCassy snacking on some sushi while having dinner with a crew at The Hurricane Club in NYC.
--The Black Keys' Dan Auerbach ordering a Simply PB Smoothie after his Barry's Bootcamp workout in Nashville, Tennessee.
--Melissa Etheridge watching a performance of Broadway's "Kinky Boots" at the Family Equality Council's “Night at the Pier” in NYC.
--Wyclef Jean supporting filmmakers, Maiken Baird and Michelle Major, at the screening of their movie "Venus and Serena" in NYC.
--Keanu Reeves dishing on his latest role at GenArt's premiere of "Generation Um" at the Arclight Cinemas in Hollywood.
--Olivia Wilde trying on Carrera’s new sunglass collection at Carrera Ignition Night in NYC.
--Model Isabel Adrian showing her support for homeless youth at the Covenant House California 2013 Gala Awards in L.A.
--Rosie Pope attending the Mom Mogul Event at Bond 45 hosted by Lyss Stern of Divamoms.com + More Magazine in NYC.
--Sarah Hyland picking up Toy State’s latest Road Rippers lights & sounds vehicles at the 6th Annual George Lopez Celebrity Golf Classic in L.A.
--Robert Verdi hosting Lighthouse International's 5th annual “A POSH Affair” Dinner Gala in NYC.
--Chrissy Teigen discussing her dream inflight meal (ribs!) with fiancée John Legend at Delta Air Lines' celebration for the opening night of the T4X pop-up in NYC.
--Catt Sadler sipping Akvinta vodka cocktails while hosting a spring tastemakers dinner at W Los Angeles – Westwood.
--Rebecca Minkoff gushing about her son at the Mom Mogul breakfast, presented by MORE and Divalysscious Moms, in NYC.
--Louise Roe, with fiance John Slack, enjoying Peligroso Cinnamon tequila at Peligroso's Cinco de Mayo party at the Roosevelt Hotel in Hollywood.
--Giuliana Rancic teaming up with Gyft.com and giving away $2,000 in gift cards to 10 special moms for Mother's Day in NYC.
--Thomas Jane drinking ZING Vodka cocktails at writer/director Shane Black's private estate to celebrate the launch of "Iron Man 3" in L.A.
--Tyra Banks splitting dishes with a male friend at Mercato di Vetro in West Hollywood.
This article originally appeared on Usmagazine.com: Gwen Stefani and Katy Perry Party Together in NYC
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