I stopped playing with my Barbies back before middle school, but up-and-coming 23-year-old Katy Perry, is still holding onto her Barbie and Ken doll, both who make a cameo in her video for "Ur So Gay."This is one for the folks at TRL. Perry is heading out on Warped Tour this summer, beginning June 20th in Pomona, CA. Watch out Ashlee Simpson....Ur So Gay