Jimmy Fallon debuted last night as the host of the Tonight Show, which is now based out of New York.
Fallon opened his first monologue of The Tonight Show night with: "I'm Jimmy Fallon and I'll be your host… for now."
He then thanked all the hosts who have come before him, including "Jay Leno, Conan O'Brien and Jay Leno."
He also did something Jay Leno never did, or could......he danced.
He and Will Smith gave viewers a look at the history of Hip Hop dance: