Follow a bunch of high school kids through a period in their puberty. Their lives mainly consist of watching the girls in the shower and making life a living hell for their teachers and for each other. Pee Wee is obsessed with measuring himself every morning, who meets up for sex with the school "mattress" Wendy. Fat teacher Beulah Balbricker who is determined on making life a living hell for the boys. "Porky's" is the name of a striptease bar the boys get thrown out of. They have their minds set on revenge, but that's not easy as the owner's brother is sheriff. Only by forgetting their internal differences can they defeat Porky and his gang.