The body is an amazing thing, but it’s possible to trick it using very simple techniques. BuzzFeed is letting us in on these simple tricks, such as how to keep a friend glued to their seat using just one finger. Some of these things may be a bit awkward, but you’ll be amazed when they turn out to be the real deal. The next time you’re having people over for a backyard BBQ, pull some of these tricks out of your hat!