Adam Lambert, Shaun White, and Sarah Palin appear tonight on the second night of Leno's return to the Tonight Show. Here's a little video of the guests backstage.
Update: Whisper1111 on Twitter names Shaun/Sarah/Adam "the lion, the witch, and the wardrobe".
Update II: Adam's performance here (illegitimate) and here (legit Leno video, but takes forever to load).
Update III: Embedding from Hulu: