I can't whistle. Don't try teaching me, because I CAN'T whistle. Some people just can't. This is an instructable for all you people who can't whistle, or need a new way to annoy people.
Step 1: The Karate Chop
The first step is what I call "The Karate Chop." Chop you left hand with your right hand. Chop right where the fingers meet the palm.