A running joke.
They always take things literally.
Poo
It's are all red and glossy.
A funny bunny
She kept running away from the ball.
Because every one that can run, jump or swim has already crossed the border.
He jogs home after his vasectomy. . Fairly old, vasectomies may not be so bad any longer.
Jogging home from your vasectomy.
A running joke