He should have sang " you ate all the roids, you ate all the roids, you fat bastad you fat bastad, you ate all the roids " to the big mouth cheating arse hole.
Joshua should have taunted him about the life changing money he has missed out on and called for Miller to get a life ban.
It wasn't his script though, he definitely didn't write that himself. He probably would have liked to, but it doesn't fit his image. He's marketed as fairly gentlemanly and sportsmanlike.