· Jessica Biel showing her support for Fashion's Night Out in LA.

· Shia LaBeouf and Carey Mulligan holding hands at Mad Dog & Beans restaurant in NYC.

· Rihanna dancing with friends at h.wood in LA.

See Rihanna's and other stars' fashion choices.

· Nicky Hilton and David Katzenberg supporting their best friend Andy Fiscella at his movie premiere of The Final Destination 3D in Hollywood, CA.

· The City's Erin Lucas drinking CafĂ© Bustelo cocktails and applying Lancaster sunscreen at the Carrera Summer Escape Finale in NYC.

· Harrison Ford and Calista Flockhart arriving arm-in-arm to Oceana's SeaChange Summer Party, sponsored by Zaya Rum, in Laguna Beach, CA.

· Jon Gosselin buying sweets for his kids at the Sugar Factory candy store in Las Vegas.

Look at photos of Jon Gosselin's and other celebs' summer loves.

· Andy Roddick hanging out at the BNP Paribas Taste of Tennis event in NYC.

· Selena Gomez rocking out at the Katy Perry concert in LA, presented by Soundsofbuzz.com and Coca Cola.

· Jennie Garth sampling Starbucks Ice Cream backstage at the Daytime Emmys in LA.

· Kellan Lutz checking out Nintendo Wii's Wii Sports Resort at the Nintendo Showroom in LA.