A quick preview of Jay-Z's upcoming appearance on David Letterman's My Next Guest Needs No introduction shows Hov breaking down some of the art of rapping.
Jay tells Dave that "Snoop Dogg has a great voice. You can have a great voice and just almost say anything" before he drops the beginning of Nuthin' But A 'G' Thang.
Jay-Z then talks about Eminem's great cadence before mimicking his style. The episode premieres on Friday, April 7th on Netflix.