Jack Black Performs His Legendary Sax-A-Boom with The Roots

Jack Black gives The Tonight Show audience a taste of the Sax-A-Boom skills he made famous by playing the toy instrument at Tenacious D shows.
The Tonight Show Starring Jimmy Fallon features hilarious highlights from the show including: comedy sketches, music parodies, celebrity interviews, ridiculous games, and, of course, Jimmy's Thank You Notes and hashtags! You'll also find behind the scenes videos and other great web exclusives.