John Mayer has appeared on Chappelle's Show before, and on Tuesday night, Dave Chappelle returned the favor, showing up at Mayer's secret acoustic show in LA to sing a few songs. Chappelle's love for Nirvana is well-documented, and he proved it again at the concert, assisting Mayer on a cover of Nirvana's "Come As You Are." Watch below via LiveForLiveMusic.
They also did "Free Fallin'":
Dave Chappelle's singing isn't great, but it's still probably better than John Mayer's standup career.A video posted by Kenzie Doyle (@kenzdoyle) on






