Jimmy Fallon Teases Demi Lovato's 'Crazy' Takeover Of 'The Tonight Show'

Jimmy Fallon is excited for Demi Lovato's takeover of his show. "We've known Demi forever. They've been on our show since the 'Late Night' days so to have fun with Demi is something we are looking forward to. It's going to be crazy, it's good, you never know what's going to happen," he exclusively told Access Hollywood during a backstage tour of "The Tonight Show Starring Jimmy Fallon." The 47-year-old also talked about his two daughters, Frances and Winnie, returning school, sharing a sweet anecdote of when he dropped his oldest daughter at kindergarten. He also played a hilarious round of "Password." Demi Lovato will be taking over "The Tonight Show Starring Jimmy Fallon" Aug. 16-18. "Password" airs Tuesdays at 10PM and Wednesdays at 9PM on NBC.