Justin Timberlake on Jimmy Fallon All This Week [VIDEO]
Justin Timberlake has been on Jimmy Fallon all week, and there have been all kinds of shenanigans happening --barbershop quartets, balsam wood arms and spoofs with Michael McDonald.
Timberlake's new album, 'The 20/20 Experience' comes out on Tuesday, March 19, but you can hear the whole album now on iTunes! See everything below!