Trivia: S.E. Hinton, the author of "The Outsiders", has a cameo in the scene where Johnny is lying on his stomach in hospital, playing the nurse tending to Dally who says "what did you do with your gown?"
Trivia: When Dally, Ponyboy and Johnny are in the car in the Dairy Queen parking lot, a little girl comes up to them and asks for some change. That is a young Sofia Coppola, daughter of Francis Ford Coppola, who is now also a notable movie director.
Trivia: When C. Thomas Howell takes the first punch of the rumble scene, he was actually hit and spit up blood.
Trivia: Dallas' line, "You'll never get me alive!" was ad-libbed by Matt Dillon.
Chosen answer: Simple question, simple answer. Throughout the movie, and on the way to the rumble, he wears a (different colored) plaid shirt, white tee, blue jeans (on the day of the rumble he asks Darry "and where are my jeans?), and worn out tennis shoes.