Julianne Hough and Lily Collins join Jared Leto and bandmates for Samsung Galaxy's celebration of 30 Seconds To Mars at Chateau Marmont; Olivia Munn, Tom Cruise, Diane Von Furstenberg and more attend Hugh Jackman's "One Night Only" one-man show to benefit the MPTF; Owen Wilson, Amy Poehler, Woody Harrelson and others hit the Free Birds premiere—come inside the weekend's top L.A. events in this edition of Last Night's Parties.
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