None. The piano player can do that with his left hand.
1001 1 to offer up the bulb and 1000 to scream 'Get in the hole'
Depends on which method you try....
Just one, but he has to see Radiohead do it first.
Why are you asking me that question Can't you see I'm busy!
None the keyboardist can do it with his left hand.
One. Five. One.