Two. One to screw it almost all the way in and one to give it a surprising twist at the end.
Uh...standby I'll check on that.
Just one, but he'd have to watch Radiohead do it first.
It takes 1 to screw it in, and 99 to tweet about it.
To get to the other side
Hiss is the end of the line for you!
Parole.
Two - One to put it most of the way in, and one to give it an interesting twist at the end.
Two: one to get it 95% done, and the second to give it the twist at the end.