Ponce “Poncie” de León was JFK's former best friend forever, but he was murdered by trash litter in episode 10: Litter Kills: Litterally He at time was the most popular student at school and everyone admired him. As opposed to JFK, Poncie was very nice and caring and a deep intellectual.
He bears a strong resemblance to his voice actor Luke Perry. His character appears to be based on Fonzie from Happy Days. As well as Dylan McKay from the popular '90s teen soap opera Beverly Hills, 90210 (who was actually played by Luke Perry) and his death may be a reference to popular 1950s teen actor James Dean (who he also resembles).