You go on ahead. I'll hang around for a while.
or
Because they don't fit on a ironing board
or
Because he was bald!
or
Three:
One to write the light bulb removal program,
one to write the light bulb insertion program, and
one to act as a light bulb administrator to make sure nobody else tries to change the light bulb at the same time.
or
He made an illegal ewe turn.
or
The League of Extraordinary Con Men.
or