VIDEO: Rosie O’Donnell and Liza Minnelli Sang Backup for Cyndi Lauper

Lady Gaga is gettin' naked on've been warned.
Cyndi Lauper may be opening for Cher, but she’s got the fan girls to prove that girls will always wanna to have fun!

Cher and Cyndi have been on the road with the Dressed to Kill Tour, bringing the best of the 80s to venues all across America for a few weeks now.

Last night though, in New York City, Rosie O’Donnell and Liza Minnelli made the evening a gay explosion when they took to the stage and sang backup for Miss Lauper’s legendary single.

Cher and Cyndi are on tour through the middle of July, but if you aren’t lucky enough to have tickets already you can fill that gap in your heart by following Cher on Twitter and scrolling through our gallery below.