Vanessa Hudgens and Jimmy Fallon show they'll be there during a 'Friends' duet
Michelle Obama addresses running for office in emotional 'Tonight Show' appearance
Jimmy Fallon plays charades with dream team of John Legend and Chrissy Teigen on 'The Tonight Show'
'Walking Dead' star Norman Reedus drops Negan victim hint (Video)
Watch Barbra Streisand duet with Donald Trump (but really Jimmy Fallon)
Celine Dion impersonates Cher, Rihanna and Sia on 'The Tonight Show': Watch
Jimmy Fallon breaks out his Trump impression to skewer the Republican Convention
Kristen Wiig does another clueless interview as The Bachelorette's JoJo — sorry, JoJosephina — on Jimmy Fallon
The Rock, Jimmy Fallon go to prom together in 'Tonight Show' sketch (Video)
Nick Jonas hilariously recalls getting an accidental 'boner' at an awards show -- watch!
Ben Affleck cuddling with a puppy dressed as Superman is so cute you'll forget everything else about Ben Affleck
Dakota Johnson teaches you the acting game, a fun new game you're pretty sure you made up with your friends in high school, on Fallon
Blake Shelton makes Gwen Stefani blush over 'Booty Call' remark on 'The Voice'
Jon Hamm, Jimmy Fallon Photobomb Tourists at Top of the Rock