[youtube=http://www.youtube.com/watch?feature=player_embedded&v=ecYLXfpAz9s] The SNL vet and mastermind behind Portlandia, Fred Armisen, dared to challenge ?uestlove on to a drumoff Late Night With Jimmy Fallon. Both guys did some pretty dope riffing before ?uestlove himself gave it up to Armisen to declare him the winner of the drumoff. See more after the jump… As if […]