Audrina Patridge and Lance Bass hit The Thirst Project's 3rd Annual Gala; Elijah Wood, Russell Brand and Louis C.K. step out for FX network's Summer Comedies Party at Lure; Bruno Mars and and Tommy Lee attend the Spotify Quincy Jones Media Event at Andaz; Justin Bieber, Selena Gomez and more join Katy Perry at the big Hollywood premiere of her Katy Perry: Part Of Me documentary—it was quite a star-studded eventful Tuesday across Los Angeles and we have the details on what went down where in this edition of Last Night's Parties. More»

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Following the Tuesday evening premiere of Sunset Strip, Elysium Industry, Ciroc, Wildfox Couture and CBTL Coffee Bean joined forces to throw a raging after party at new Hollywood hotspot Lure and we were on the scene to capture the night. See how guests like Paris Hilton, Catt Sadler, Bryan Greenberg and more got down into the wee hours to celebrate the occasion. More»

Rachel Zoe helps Glamour promote advice at the launch party for their latest book release; Demi Moore is back from rehab and celebrates Amanda de Cadenet's Lifestime show with InStyle; Snoop Dogg and the Marley family unite forces for the premiere of a Bob Marley documentary; dogs take over the red carpet with Diane Keaton and Kevin Kline's film Darling Companion—we have the details on who partied where in L.A. Tuesday in this edition of Last Night's Parties! More»