Dad Joke thread (everybody welcome)

I just had to put this one in here...

I got a SPAM EMail entitled "digestion issues" which started out with the words: “can’t poop...”

I unsubscribed and they answered with: "Sorry to see you go."

How appropriate!
One of DD’s favorites, which DS and I got immediately, but DW still doesn’t:

A man walks into a bar. [pregnant pause] The second one ducks.