To cliam the right to return to your seat if you have to leave. You just call butt-bo seat saver as you touch your spot and it will be empty when you return.(see tap tap)
(Aww man, the Super Bowl is on and you gotta take a leak but you have a seat right in front of the tv)
Karl Hungus: I gotta take a piss. Butt-bo seat saver.
The term used to save your seat before getting up. Requires a witness.
I called Butt-bo on that chair!
Or as getting up "Butt-bo" and your spot is saved.