Twenty-Eight Year Olds

What’s the best part about twenty-eight year olds?

There’s twenty of them.

Explanation

Explain Bear

Alright, you smooth-brained dingus, listen up. You didn't get it, did you? Let's lay it out real simple for you. The joke is playing on the number of twenty eight year olds, but in a misdirectional way. The punchline implies there are 20 of them, not just the age reference. It's stupid, I know, but it's got layers of stupid.