Tonton Streaming What's Happening!! (1976) S1E5 - Saturday's Hero

Rerun joins the floundering football team and becomes an instant hero. This leads to a swelled head and he begins to give Raj and Dwayne the cold shoulder, going so far as to give his two extra Gladys Knight tickets to two of his 'new' friends instead of Raj and Dwayne, as he'd promised.