If you want to scare the living daylights out of your friend, check out this next prank tutorial. In the video, you'll find out how to perform the fake car crash prank. It involved using some big speakers and a soundtrack of a car screeching to a halt.
Basically, have someone cross the street and during that time play the sound of a car screeching and they should get scared and quickly run off the road. It's an easy to do prank, so good luck and enjoy!