Kourtney Kardashian attending style expert Amy Tara Koch's book signing at the W South Beach.
John Legend being overly affectionate with his girlfriend Christine Teigen at DJ Kiss' birthday party at RdV in NYC.
Spike Jonze and Catherine Keener celebrating the release of Thorn in the Heart at Thompson LES's Above Allen bar in NYC.
Josh Duhamel sipping a pineapple-flavored VitaCoco while grocery shopping at Vicente Foods in L.A.
Stephanie Pratt dancing the night away at Dusk at the Caesar’s Palace in Atlantic City, NJ.
Katy Perry sipping an Alize snow cone at Perez Hilton's birthday party in L.A.
Kate Mara and a female friend sharing hummus at Rouge Tomate in NYC.
Ludacris having dinner with his daughter on the POV terrace at W Washington D.C.
Beyonce and Jay-Z sharing a meal with another couple at Nello’s in NYC.
Courtney Love dancing until the wee hours at house DJ Axwell’s party at Provocateur in NYC.
Kelly Bensimon looking bronze and fit at the Ocean Drive magazine party celebrating the launch of Exhale Spa in Miami.
Molly Sims launching her jewelry line Grayce by Molly Sims the Collection at Henri Bendel in NYC.
Carmen Electra hanging out at the Via dei Mille pool party in Miami.
Channing Tatum enjoying a bottle of Don Julio 1942 tequila in honor of his 30th birthday.