Q: What kind of room has no windows or doors?
A: A mushroom.
Q: What kind of coat can be put on only when wet?
A: A coat of paint.
What does a farmer say when he is looking for his tractor?
"Where's my tractor?"
[What else would he say???]
A homeowner phones a plumber, "Can you come over and fix my kitchen sink again?"
The plumber replied, "You know I'm always at your disposal."