 " King @-@ Size Homer " is the seventh episode of The Simpsons ' seventh season . It originally aired on the Fox network in the United States on November 5 , 1995 . In the episode , Homer despises the nuclear plant 's new exercise program , and decides to gain 61 pounds ( 28 kg ) in order to claim a disability pension . Meanwhile , Bart and Lisa are sent to a new school , where they encounter a bully . The episode was written by the show's executive producer Al Jean and was directed by Swinton O. Einzeln . " King @-@ Size Homer " received positive reviews from critics and was viewed by 