A running joke.
Tulips on your organ EDIT: This blew up. (No pun intended)
On a pun.
Jane: I can't answer. I didn't know I was supposed to keep count!
He left his head and shoulders on the beach.
Shut up son, and give me another shell.
Put it in the freezer for three days. Run it through a bandsaw. Meoooooow.
They don't like to get that far from the table.
He jogs home after his vasectomy. . Fairly old, vasectomies may not be so bad any longer.
A running joke