His video spoof of Kanye West's music video with fianceé Kim Kardashian garnered a lot of attention, and a very interesting offer from Kanye!
Dave Chappelle Describes His First Encounter with Kanye West
Kanye West: You Have to Take the Lashes of Backlash
Kanye West - Black Skinhead - Live du Grand Journal
Seth Rogen on Performing at Kanye's Wedding
Kanye West - Self Conscious on Def Jam Poetry