2 Chainz + Kanye West: "Birthday Song" VideoAuthor:Pretty Much AmazingUpdated:May 13, 2015Original:Aug 30, 20122 Chainz has released this video for his collaboration with Kanye West, "Birthday Song." You'll find that rarely has "what the fuck?" ever been a more appropriate response. 2 Chainz' debut, Based on a T.R.U. Story, is out now.