Katy Perry featuring Wiz Khalifa - Black and Yellow ET Katy Perry featuring Wiz Khalifa. E.T. (Extra Terrestrial) over the beats from Black and Yellow from Wiz Khalifa. Nice mix. No copyright infringement intended. Download music from both artist from the Itunes links below. Get "E.T." featuring Kanye West on iTunes here: http://goo.gl/W4q1o Get Katy Perry's latest album, 'Teenage Dream' here: http://bit.ly/kpTDdelEX (explicit) http://bit.ly/kpTDdel (clean) Original Music video by Katy Perry performing E.T. (this version is edited for mash-up) Director: Floria Sigismondi Producers: Natasha Alexsa Garcia, Danny Lockwood, Kelly Norris Sarno Remix Producer: Matthew Thompson (agentscarn1) Bad Ass Beats Provided by Wiz Khalifa © 2010 WMG"Rolling Papers" @ http://wizkhalifa.com/rollingpapers