Well it depends on what you mean by change.
Two. 1 to screw it in, and 1 to complain that it's not dark enough.
Californians don't screw in lightbulbs, they screw in hot tubs. (I remember this from the 1970s when I was in middle school. It's one of my first dirty jokes)
Just two. One to politely ask and the other to politely help.
Fish. I got this from bash.org a long time ago, but I can't find the original post, so have this
About 2 bucks an hour depending on what the current minimum wage is.
Student: Depending on what pie. Usually is $12.99
When we say waterboarding in Ireland it means surfing.
Pies are round
Socrates
Occam's razor