The Simpsons Season 1 Episode 6

Lisa is sent home from school with a note exempting her from games because she is sad,though she perks up when she meets fellow saxophonist Bleeding Gums Murphy and Marge encourages her to express her moods. Homer,meanwhile,sick of always beaten by his son at video games,finds a boy who can teach him to win but,just as he is about to triumph,Marge unplugs the television leaving Bart's victories unchallenged.