A lady goes into a butcher shop. She says to the butcher, "can I have a pound of kiddlelees?"
The butcher looks at her and says, "you mean kidneys don't you?"
The lady looks at him and replies, "I said kiddlelees diddle I?"
A lady goes up to a railroad ticket window and says to the agent, "twotoDeluth."
The agent looks back at her and replies, "tweetdiddleleet, where do you want to go lady"?
I saw a Broadway show about puns... It was the ultimate play on words.
The receptionist at Howard University answers the phone:
"Good morning, Howard U."