What are your favorite puns?

1. WUBBA LUBBA DUB DUB!!
2. The little kid heard his father say that the streets were oddly desserted that night.
   He returned with upset when he couldn't find even a candy
3. When English majors get married :)

Hey do you know how to make a good pun?
You've to planet.
What do you call a person with no body or no nose?
Nobody knows!
I'd tell you a chemistry joke
But I know I wouldn't get a reaction.
Want to hear a joke about construction?
I'm still working on it.