Ok, can we nominate people to "Dancing With The Stars"? Because Zac Posen has got moves, you guys. The young designer let off some steam at the after-party of his Z Spoke Collection, held at the newly opened Lavo. Tinsley Mortimer, Kristen Cavallari, and Vera Wang were all in attendance, but seemed to shy away from the dance floor. Not Zac!-

It's just screaming to be made into an animated GIF!

[Watermaked photos via Nicky Digital]