The Wonder Years (1988)

S05E19 Carnal Knowledge

Kevin, Ricky, and Chuck hatch a scheme to sneak into an R-rated film, "Carnal Knowledge," while Paul opts to stay home and discuss marine biology with a family friend's daughter. Unfortunately, the trio is caught and expelled from the movie theater. Meanwhile, Paul experiences a significant life moment at home, losing his virginity. He later shares this intimate secret with Kevin, but the news quickly spreads the following day, leading to unexpected consequences.