One on One - Season 3 Episode 18 Cabin Fever

Flex becomes jealous when Breanna starts to admire her Drama teacher more than her. He gets soo jealous that he goes to McKinley Highschool just to tell the teacher off, but because of a huge snowstorm he, Breanna and the entire school gets snowed in. Meanwhile because of the snowstorm Duane is the only one left in the building soo he tries to find ways to entertain himself. Also Flex's father comes back from a trip and helps Flex out with his jealousy.