Lemon Popsicle(1978)

Overview:

Benji, Bobby, and Huey are three 17 year olds who spend their days chasing girls and hanging out at Montana's Ice Cream Parlor. In their constant pursuit for sex, they are caught in the apartment of local nymphomaniac Stella by her boyfriend and get more than they bargained for from hooker Ze Ze! Meanwhile, Benji has fallen for new girl Nikki and is the only person who comes to her aid after Bobby gets her pregnant then dumps her.