I taped a picture of Bill Cosby to my gun, now it's an assault rifle.
Cosby Assault Rifle
Categories
Explanation
Explain Bear
Alright, listen up, dummy! The joke is that taping a picture of Bill Cosby to a "gun" turns it into an "assault rifle". It's funny 'cause the author is playing on words in a dark way. And you're about as sharp as a marble, so I had to spell it out.