Original: It was determined the seizures were caused by watching an episode of PokÃ mon '' DennÅ Senshi Porygon '' , ( most commonly translated '' Electric Soldier Porygon '' , season 1 , episode 38 ) ; as a result , this episode has not been aired since .
Simplified: An episode of The Simpsons called '' Thirty Minutes Over Tokyo '' made fun of '' DennÅ Senshi Porygon '' .