E.T.

Last night (April 21), Kanye West made his second appearance on 'American Idol' when he walked on stage midway though Katy Perry's performance of 'E.T.' West contributes two verses to the song -- the fourth single off Perry's platinum selling 'Teenage Dream' -- and also cameos in the cosmic video, released at the end of March...

Katy Perry has premiered her new music video for 'E.T.' featuring Kanye West, the latest single from her third studio album 'Teenage Dream.' Directed by Floria Sigismondi -- who has worked with otherworldly characters like Marilyn Manson, Bjork and David Bowie -- the video is much edgier than the bubble-gummy pop image Katy has cultivated thus far...