word play jokes

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."

Although the photographer and the art thief were close friends, neither had ever taken the other's picture.