Zac Efron and Adam Devine Ham It Up at the 'Mike & Dave' Premiere

—Zac Efron and Adam Devine hammed it up at the Fiji Water–sponsored premiere of Mike and Dave Need Wedding Dates in Hollywood.

—Chrissy Teigen, John Legend and Emily Ratajkowski took selfies at REVOLVE Clothing’s 2nd Annual Fourth of July bash with Moët & Chandon champagne and PopChips in the Hamptons.

—Brit rocker Tommy Smith of Leogun performed an electrifying solo set at the Black Light Launch Party by A Mighty Lamb Production at The Safari in downtown L.A.

—Tyrese ate fries and ordered off the All Day Breakfast menu at the McDonald’s Bounce Brunch in celebration of Essence Fest in New Orleans.

—Celine Dion wore a hat by designer and celebrity stylist Ugo Mozie in Paris.

—My Voice author Angie Martinez relaxed at the Palace Resort in Jamaica.

—Tracy Anderson, Alex Guarnaschelli, Hilary Rhoda and Sean Avery celebrated the launch of Splash Mixers in Sag Harbor, New York.

—Paris Hilton sang along to "Stars Are Blind" at the launch party for her fragrance, Gold Rush, in Beverly Hills.

—Morgan Stewart kicked off Fourth of July weekend at the Kia Beach House presented by Joico’s Luster Lock in Malibu.

—Kendall Jenner danced with her girlfriends near the DJ booth at 'Red, White & Bootsy’ Bootsy Bellows Fourth of July Party at Nobu Malibu.

—Evan Ross and Ashlee Simpson remained by each others' sides at the MeWe Summer Kick-Off Party in Los Angeles.

—TV host and producer of new music show SoundproofTV Zay Harding shot an episode of his long-running travel series Globe Trekker in Africa's Tanzania.

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