Joel McHale, Rose Byrne, Questlove and other celebrities also appear in new video
Jimmy Fallon, Steve Higgins and Jason Segel take on The Roots in epic showdown, and it isn't even close
Jimmy Fallon adds a surprise for the "Tonight Show" band
Neal Brennan tells Grantland about seeing the Purple One in golden pajamas
Dave Chappelle has joined Twitter, spurring Questlove and Aziz Ansari to endorse the account, but the funnyman is still easing his way in
"They definitely want to know the title of the song," drummer Questlove says
Questlove says intro was "tongue in cheek"
Fallon tweets that Questlove is grounded
A veteran soul singer (and Joss Stone's mentor) hooks up with the Roots for an album deeply mired, in the best possible way, in the...