The were only two donors. One came on the bus, the other missed the tube.
Pupil: For a parrot to perch on miss.
Fore-play
Because it came from the Suez.
You will find out when the light comes on.
He got hit by a bus!
Does Grandma know anything about car mechanics " "No, why " "She's outside, under a bus"
You'd be too if you came every 10 minutes.
Because it is the capital of England.
Mani-tubing
Most complex life forms are a tube within a tube, and the internet is more like a series of tubes.