Q: How many optimists does it take to screw in a light bulb?
A: None, they're convinced that the power will come back on soon.

Q: How many Oregonians does it take to screw in a light bulb?
A: Six. One to screw in the lightbulb and five to fend off all those Californians trying to share the experience.
A: Nine. One to change the bulb, and eight to protest about the nuclear power plant that generates the electricity that powers it.