A few 1 liners to learn for the pub!

What did the fish say when he posted bail?
"I'm off the hook!"
Why don't fish like basketball?
Cause they're afraid of the net.
Which fish can perform operations?
A Sturgeon!
What do you call a fish with a tie?
soFISHticated
What do you get when you cross a banker with a fish?
A Loan shark!