Lauri Peterson, Vinessa Shaw, Herbie Hancock and other guests join the Covenant House California for a night of awards and music; Chelsea Handler, Julianne Hough, Kobe Bryant and a team of celebs step out to a benefit for EIF's Women's Cancer Research Fund; Keanu Reeves, Adelaide Clemens and more attend GenArt Presents "Generation Um..."; Sharon Stone, Snoop Lion, Vicente Fox and others guests mix it up at the Better LA "An Evening With A View" Annual Gala; Nicole Richie, Rosie Huntington-Whiteley, Rachel Zoe and some of L.A.'s fashion elite hit a Balmain dinner party at Chateau Marmont—get caught up on Thursday's top events in this edition of Last Night's Parties.