Chateau Marmont via, Malin Akerman

Christina Milian and Taryn Manning get down at the Ubisoft launch party of "Just Dance 4" video game; Malin Ackerman, Nicky Hilton, Lena Dunham, and Olivia Thirlby show up for the Premiere of Nobody Walks at the ArcLight in Hollywood, just a few minutes away from the Kingdom Come premiere where Rachael Leigh Cook, Dania Ramirez, and Jennie Garth were spotted; Quincy Jones is honored by the Montblanc De La Culture Arts Gala hosted at Chateau Marmont; Empire Magazine throws a launch celebration at Sunset Tower; Dwight Howard and Ellen Pompeo celebrate a new European TV channel in the States—find out what you missed last night in this premiere-packed edition of Last Night's Parties.