Knock, knock.
Who's there?
Twins.
Twins who?
Twins go boom boom today on 9/11.
Twins 9/11
Explanation
Explain Bear
Listen up, buttercup. This joke is dark AF. It makes light of the 9/11 terrorist attacks. You know, when some evildoers crashed planes into the Twin Towers? The punchline twists the "twins" part into a sick reference to that tragedy. Not cool, man. Not cool.