Justin Timberlake recently appered on The Tonight Show starring Jimmy Fallon. During this episode, Jimmy and Justin performed their skit titled 'History Of Rap 6' where they performed a variety of classic hip-hop songs to modern tracks long with some assistance from The Roots. The duo performed LL Cool J's 'Rock The Bells', Drake's 'Know Yourself', NWA 'Straight Outta Compton', and much more. Peep the full footage of the performance above.