Mario posted some behind the scenes footage from the set of the 'Saved By The Bell' reboot! Just a quick clip of him and Elizabeth Berkley back at The Max! Also it was just announced that Mark-Paul Gosselaar himself has signed onto the project AND rumors that Tiffani Thiessen is on the verge of signing on as well! We'll keep you posted on everything going down behind the scenes. In the meantime check out the video below!