Katy Perry, Emma Stone, Heidi Klum, Adam Sandler and more hit the Orange Carpet for the green slime-filled Nickelodeon Kids' Choice Awards; Anna Paquin, Sandra Oh, and Cat Deely hand out the awards for the nation's most talented student film makers in Hollywood; Elijah Wood, Jaime King and Edward Norton prove step out in support of the great majority at the All In For The 99% Event on Saturday night—from awards ceremonies and "Mad Men"-inspired soirees, we have the scoop on who partied where this weekend in L.A. in this Monday edition of Last Night's Parties! More»

[The Jonas Brothers arrive at the awards. Photos via Getty]

Last night, Nickelodean hosted their "Kids' Choice Awards" where The Jonas Brothers won "Favorite Music Group." A shocking 90 million votes were cast for their category and others like Favorite Female Singer (Miley Cyrus-duh).  That's about three times more votes than the average "American Idol" top twelve contestant.  Go HERE for the full list of last night's winners and click below to check out the photos.... More»