Here is where we tell you point blank do not try this at home. No matter how cool it happens to look. Now that that's out of the way, let's watch these guys almost burn a house down.
If you've ever played an instrument, you're probably familiar with the humble metronome. Back and forth, back and forth... but have you ever wondered what it would take to get more than one clicking in sync?
Turns out, even with a lot of them, all you really have to do is wait.