What's New : Jimmy Fallon and Justin Timberlake Do "History of Rap 6" and It's Obviously Amazing

Jimmy Fallon and Justin Timberlake gave us a sixth installment of their "History of Rap" bit on The Tonight Show Wednesday, performing a medley of hits by artists like the Beastie Boys, Public Enemy and Jay Z.

But, when Fallon launched into N.W.A.'s "Straight Outta Compton," Timberlake cut him off.