Every so often, Jimmy Fallon and Justin Timberlake get together to rap some hip-hop classics. The tradition started back in 2010, and the two of them just did the sixth iteration last night on The Tonight Show. They run through tracks from Jay Z, Public Enemy, NWA — with a timely Straight Outta Compton joke interlude — Wu-Tang, Biggie, Kendrick, Drake, Kanye, and wrap everything up with Beastie Boys. As always, the Roots play backup. Check it out below.