I too think it's a Dr.Dre beat and that he's that dude speaking in the background.
also info I found on myspace:
"Hip Hop Legend ICE CUBE is
releasing a new album, Raw Footage in Summer '08 and MySpace asked the Gangsta Rapper if we could have the honors to debut his song "Gangsta Rap Made Me Do It" - FIRST! Click here to check out Cube do what he does best, tellin' it how it is!"