Simplify the following text for a Grade 14 native English-speaking person.
Original: Mike Shaw ( May 9 , 1957 â `` September 11 , 2010 ) was an American professional wrestler who was best known for wrestling with World Championship Wrestling ( WCW ) and World Wrestling Federation ( WWF ) under the ring names , Norman The Lunatic and Bastion Booger .
Simplified: Mike Shaw ( May 9 , 1957 â `` September 11 , 2010 ) was a professional wrestler who was best known for his stint in World Championship Wrestling ( WCW ) as Norman The Lunatic , and as Bastion Booger in the World Wrestling Federation ( WWF ) .