Johnny Bravo (1997)

S2E57 The Clueless Kid

Master Hama, Johnny's karate instructor, boldly asserts that even his least skilled student could triumph over the top student from a competing dojo. When the rival teacher accepts the challenge, Johnny feels compelled to step up and defend his school's reputation. With everything he has trained for on the line, Johnny must summon all his skills and determination to confront the rival student in an intense showdown.