The Los Angeles Gay and Lesbian Center presents Rachel Zoe with an award for her work with homeless youth; Sam Worthington and Elizabeth Banks grace the red carpet for the Man On A Ledge premiere; Jodi Lyn O'Keefe launches her new jewelry line "Q"; Marg Helgenberger from "CSI: Crime Scene Investigation" gets a star on the Hollywood Walk of Fame—it was just another Monday night in Los Angeles and we have your details in this installment of Last Night's Parties!

[Genesis Rodriguez, Elizabeth Banks via]

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