The Colbert Report is rounding out it’s final week before host Stephen Colbert gets ready to take over legendary host David Letterman’s spot inside the Late ShowKendrick Lamar dropped by the show to debut a brand new untitled song on The Colbert Report last night (Dec. 16th).

Lamar was also the The Colbert Reports final performer. Dressed in all black and backed by a band, the Compton MC blazed the stage. Before his performance thought the raper also explained to Colbert why he prefers to be called a writer instead of a rapper. Watch the interview below.

More From 107 JAMZ