Katy Perry’s Last Friday Night Music Video

The world premiere of Katy Perry's new music video, Last Friday Night features a ton of guest stars and some famous faces from your past. Buy the single now on iTunes here: http://goo.gl/WgBVc

Starring Katy Perry as Katy Beth Terry
Also Featuring: Rebecca Black, Darren Criss, Kevin McHale, Kenny G, Corey Feldman, Debbie Gibson and Hanson