Two, but you have to get them in the lightbulb first.
She gives birth to a son.
Q: How many Canadians does it take to change a lightbulb
None, they prefer to live in the dark.
A: 10000 - to give the bulb a cultural revolution.
A magician makes rabbits appear in hats, while a psychologist makes habits appear in rats.
Nothing, you can't cross a vector by a scalar. EDIT: changed multiply to cross.
