Why does Michael Jackson like twenty-eight year olds?
'Cause there are twenty of them.
Jackson's Preference
Explanation
Explain Bear
Listen up, buttercup. This joke is banking on the fact that Michael Jackson was known for, uh, hanging around young folks. The punchline plays on "twenty-eight" sounding like "twenty of eight year olds." Get it? No? Well, keep trying, champ!