What did the fish say when it swam into a wall?
Dam.
What did the fish say when it swam into a wall?
Dam.
Listen up, buttercup. This joke is all about a pun, which is a play on words. The fish swims into a wall and says "Dam." Get it? Like a structure that holds back water? It's also what the fish is saying because it bumped into something. You probably walk into walls all the time, genius.