Kim Kardashian hanging out at the "Disco Glam" event hosted by Armani Exchange and Elle Magazine in West Hollywood.
Michael Cera dining at Kitchen 24 in Hollywood.
Glee's Jayma Mays with her husband, actor Adam Campbell, trying to remain incognito at The Collective in NYC.
Diddy hanging with Dr. Dre at W Union Square’s Underbar in NYC for the launch of Monster Diddybeats headphones.
Amy Smart supporting the FEED foundation at an L.A. event where guests got to sample the Summer of the Superfruit VeeV cocktails like Açaí Lemonade and Superfruit Soda.
Vampire Diaries starlet Sara Canning and 90210's heartthrob Matt Lanter hanging with friends for some Absolut cocktails and white truffle five cheese ravioli at Georgica Restaurant & Lounge in East Hampton, NY.
Vanessa Hudgens and Zac Efron joking around with friends during dinner at Katsuya Brentwood.
Nicole Scherzinger and Derek Hough enjoying a celebratory breakfast at Gramercy Park Hotel's Roof Club & Garden on Wednesday morning in NYC.
Countess LuAnn deLesseps sipping Grey Goose cocktails at Lily Pond nightclub in East Hampton, NY.
Nick Carter and Howie Dorough partying with fans at the INTO ENERGY Backstreet Boys concert afterparty at Opium in Hollywood, Florida after performing at Miami’s American Airlines Arena.
Ashton Kutcher guest hosting WWE Monday Night RAW in Austin.
Mario Lopez cuddling with expectant gal pal Courtney Mazza as he hosted Cosmopolitan magazine’s third annual Bikini Bash at Las Vegas’ Planet Hollywood.
Richie Rich drinking wine with friends at Wall & Water in NYC's Andaz Wall Street Hotel.
Chris Brown hanging out with T.I. at Plunge, the rooftop bar and lounge at Gansevoort Miami Beach.
Lenny Kravitz drinking Leblon Sunkissed Caipirinha at the launch of Flavor Paper Tropicalismo in Brooklyn, NY.
Lo Bosworth cozying up to her boyfriend Scott Hochstadt at the LXM Pro East Coast Launch Party in Baltimore, MD.