Yo hairline go back so far you could drive 1,000,000 miles and still not find it.
Yo Hairline
Explanation
Explain Bear
Listen up, smarty pants! This joke is saying that someone's hairline is so far back on their head that it's like driving a million miles and still not finding it. It's a roast, you probably can't relate cause you're smarter than 97% of the population.