You can tuna guitar but you can't guitar a tuna!
It might take a while for me to get hard, I was just laid by a chick.
You can tuna piano, but you can't piano tuna.... What about the pot of glue I knew you'd get stuck.
It needed a tuna-up.
You: You can tuna piano but you can't piano a tuna! Person getting told joke: What about the jar of glue? You: I knew you'd get stuck there
You can tune a piano, but you can't piano a tuna!
Anyone can tuna piano, but nobody can piano a tuna!