What you're going to need is, you're going to need your party cups, your beer, your friends, a table. Then your going to set up your in-yard race track. What you're going to do is, the first person, the first two people, are going to do the exact same thing as you would do for flip-cup. Boat races, boat races, let's drink a cup. Boat races, boat races, let's get [expletive] up.
Come back around, tag your friend, and they go. It's awesome. What you're going to do, and then the next person's going to go. They do the same thing, and they keep sprinting. Basically, it turns into this intense "Boom! Boom! Boom!" You're hitting each other while you're running around the track, and it's just a lot like more high-intensity flip-cup. It's awesome. Check it out. Flip-cup relay.