8 Times Jack Black Was the Sing-a-Long King of InstagramFrom The Beatles to The Doors; Nirvana to Fugazi and so many more in between -- watch as Jack Black sings along to some of his favorite tunes making every single one of his famous pained rock 'n' roll faces that you've come to love.
Amy Poehler and Jack Black Sing Classic Bette Midler TuneDespite the get-up and her usual comic presence, she began the song in earnest before Black joined in.
Watch Boy George and Jack Black Sing “Hello I Love You" with Robby Krieger on GuitarWhen joined Conan's band onstage, it just so happened that the Doors guitarist Robby Krieger was there ready to jump in.
Die Antwoord, Kids in the Hall, Amy Poehler Lead Tenacious D's 2015 Festival Supreme LineupKids in the Hall, Amy Poehler, Aubrey Plaza, Dan Deacon and Kristen Schaal are also slated for this year's comedy and music festival.
Watch Jimmy Fallon and Jack Black Redo Extreme's 'More Than Words' Video for Some ReasonDid we just witness the origin of rock's hottest new duo, Black Fallon?
David Letterman Talks Vikings, Hobbits With Robert Plant, Jimmy Page, John Paul JonesLetterman was clearly unaware of Page and Jones' histories as session musicians before they formed Zeppelin, so Plant pointed that they'd both played on a lot of records, and joked that during that time he was working "on the blacktop" and John Bonham was stealing cars. Letterman's response: "And had you mentioned the part about stealing cars to the Kennedy Center people?"
Betty White Getting Huge Tribute For Her 90th Birthday, A Christmas Carol On TV Tonight And More!
When Bowie Met Bing: 'The Little Drummer Boy/Peace On Earth'
Some Famous Nursery Rhymes Are Turning Into Movies
Jack Black And Jason Segel Reinvent 'Peace On Earth/Little Drummer Boy'