will's October release will also include tracks with Ne-Yo, Rihanna, Chris Brown and David Guetta.
Already available, the album contains 14 tracks and 17 music videos.
'I think it's really iconic and classic,' Aguilera says of her new video.
'Since the album is leaking, I want this one to come from ME,' B.o.B tweets about posting song.
Producer talks to MTV News about collaborating with award-winning composer Hans Zimmer.
Killer Mike gets out from Outkast's shadow; Slim Thug splits from Interscope for solo album.
Reggaetón artist has collaborated with hip-hop's finest but goes with his own sound for next single.