If you've ever taught someone how to jump a car battery then you know just how badly you've probably wanted to pull this prank off. Just get the engine running before hand and let a few sparks fly before stiffening up and falling backwards. Just be sure not to hit your head.
![](https://altdriver.com/wp-content/uploads/sites/2/2016/11/2016-11-25a1.jpg?w=1056)