News: The Carpet treadmill prank

1.  Youll need a large amount of carpet and one or a few treadmills.
2. Find or creat a hallway
3. Dismantal treadmill so that the belt and engine are still functional.
4. Attack carpet to belt.
5. Place in hallway
6.  Conceal new version of treadmill. So that it isnt noticeable
7. Make a trigger so that you can turn the treadmill on. 
8. Make the treadmill so that is turns on at full speed.
9. Once everything is in place. Send one of your buddies down the hall. Unawar of what is in place.
10. once the person steps on turn on and see what happens

Or. Just go to an airport and pay them to speed up the moving walk way. Then send your buddies on to the speeding walkway.