NEW YORK, Feb. 2 (UPI) -- The first promo for the debut of Jimmy Fallon as host of NBC's "The Tonight Show" took a nostalgic tour of previous hosts and memorable moments.
The video shows funny and heartwarming moments from each of the five previous hosts, alongside Fallon's own sketches as host of "Late Night with Jimmy Fallon."
He said that as a child he tried to persuade his parents to let him stay up late to watch iconic host Johnny Carson."More people have walked on the moon than have hosted the 'Tonight Show,' " Fallon says in an interview in the midst of the clips
"It's impossible for me to dream this," he said.