Dana Plato

In season four, Willis sues the school basketball team when he loses his position to a white player because of their affirmative action policy. A visit from a Korean woman reveals that Mr. Drummond may have fathered her son during the Korean War. After the schoolyard bullies put Willis in the hospital, Arnold considers wearing a wire to try and get evidence on them. Contains 26 original episodes.

Two African-American kids from Harlem move to Park Avenue when adopted by a wealthy white widower with a teenage daughter.

Arnold and Willis get held hostage by bank robbers, Mr. Drummond celebrates his 50th birthday in the hospital, Kimberly helps a pregnant girlfriend, and Arnold "the great" goes missing after a more-than-effective disappearing act. Diff'rent strokes never shied away from the social and cultural issues at hand, but always managed to deliver laughs and heartfelt character development from week to week.

Excelsior Union High senior J.J. Manners navigates the cliques and rivalries that high school entails, all while pursuing Beth Franklin, who happens to be the girlfriend of quarterback and class president Beau Middleton. There's only one way to settle the rivalry for Beth's affection: a drag race, whose outcome turns Excelsior's social hierarchy on its head and causes further pandemonium.