Demi Lovato Dumps Adam Lambert For Nick Jonas!! on October 25, 2015 Get link Facebook Twitter Pinterest Email Other Apps NOT COOL! Demi Lovato dropped Adam Lambert from her upcoming world-tour for Nick Jonas! Hear Harvey's take. Read more: http://www.tmz.com/2015/10/24/tmz-chatter-demi-lovato-nick-jonas-adam-lambert/#ixzz3pcQeGCe4