American Idol, The Voice and X Factor winners all competing together in one competition, I've thought about the scenario a few times, and apparently so has Simon Cowell of the X Factor!
Jennifer Lopez and Steven Tyler will be coming out from behind the American Idol judges' table at some point this season and perform on the Idol stage. In an interview with xfinityTV.com, Idol executive producer Nigel Lythgoe promised that both J-Lo and Steven Tyler's band, Aerosmith, will perform on the show before the season finale...