Beavis and Butt-Head Season 5 Episode 46 - Spanish Fly Episode Title:Spanish Fly.Episode Description:The duo are at a gas station, where Beavis blows air from the air hose up an attractive young woman's dress and is disappointed that it did not lead to him having sex with her. Butt-Head buys Spanish fly from the station's restroom and they try to use it to score with girls in the school cafeteria. Beavis distracts a girl while Butt-Head puts Spanish fly in her taco. She does not notice, but loses her appetite and throws the taco in the garbage can. The duo try the same trick with a milk carton which is next to another girl. They are disappointed when she tells them that it is not hers. It belongs to a tall muscular boy, Tommy, who drinks it. When Tommy gets an erection while wrestling Beavis in the school gym, Beavis kicks him in the groin and leaves the gym.