Wikisimpsons - The Simpsons Wiki
He came to the Simpsons house to buy the rights to Homer's stupid dance for $1000, so that he can do it after he scores, because his touchdowns never make the highlight reels. He then hired Homer to choreograph other dances for him.
At a game, an ill kid called Timmy Thomas asked Overstreet to do an obnoxious dance for him when he scores. He then attacks the other team's mascot, and then does a variety of dances and other things when he scores.