Diff'rent Strokes (1978)

S02E20 Return of the Gooch

The notorious "Gooch" returns, putting Arnold on edge. Determined not to be a victim this time, Arnold gears up to face his fears. To boost Arnold's self-assurance, Willis encourages him by claiming that his recent martial arts training has equipped him with a powerful "killer" kick. With newfound confidence, Arnold prepares to confront the bully head-on.