According to Big Sean, new single by Drake “All Me” ft. 2 Chainz was originally for Big Sean’s “Hall of Fame” album. Big Sean and producer Key Wane had the “All Me” beat and Big Sean’s verse in their keeps for a while before Drake got wind of it and decided that he wanted it on his album “Nothing Was the Same”; which releases September 17th. Watch the video as Big Sean opens up to MTV about it.