What do you call a guy with a big dick that likes to eat fish?
Long John Silvers or Captain D's.
Long John Silvers
Explanation
Explain Bear
Alright, listen up, buttercup. This joke is playing on words. "Long John Silvers" and "Captain D's" are both seafood restaurant chains, but the joke implies something else 'long' with the man and connects it to a sea-related name. You probably still don't get it, do you?