Your hairline goes so far back that cars on a highway don't know which way to turn.
Confusing Hairline
Explanation
Explain Bear
Okay, so basically, the joke is saying your hairline is receding REALLY far back. So far, in fact, that it messes with drivers on the highway because they can't figure out where to go. You are probably one of those city folk.
Anonymous
Fkn violation lol