Q. What's the best part about 28 year olds?
A. There's 20 of them!
Q. What's the best part about 28 year olds?
A. There's 20 of them!
Listen up, buttercup. This ain't rocket science. The joke implies that 28-year-olds are being objectified. The punchline twists the question to mean that the "best part" is that there are many of them, implying they are disposable or replaceable. You probably think mayo is spicy.