Aceshowbiz.com: "Jay Leno came back to the "Tonight Show" Tuesday night, March 2, bringing Adam Lambert. The "American Idol" singer took the stage after Sarah Palin and Shaun White's appearances, singing "Sleepwalker" live.
Just after exiting from the stage, Adam had a brief chat backstage, talking to Bryan about what he has in common with Sarah Palin, Shaun White and Jay Leno. Also, he tweeted about the performance on Twitter, "Leno was soooo much fun! Tune in tonight! Wait till you see the high glam we served!!"