Demi Lovato's Dating History - Full List of Famous Ex-Boyfriends & Rumored Romances Revealed

Halloween takes over Hollywood! Demi Lovato stuns in VERY busty Snow White dress while Larsa Pippen cozies up to beau Marcus Jordan as stars get into the spooky spirit early

Paris Hilton and Demi Lovato get in the Halloween spirit in fun costumes as they lead A-list partygoers at star-studded bash in LA

Kristen Stewart is rocker chic in black T-shirt and cropped pants as she cosies up to her fiancée Dylan Meyer at Living For The Dead screening in LA