John Krasinski made it through the filming of the movie Leatherheads without falling victim to any pranks from his notorious co-star and director George Clooney ... John doesn't fare quite as well in our studio.

Rachael decides to have a little fun and revives The Office episode where a stapler is submerged in Jell-o. This time, John's backstage snack is brought to him with a twist -- his knife and fork are buried in green Jell-o. "I was tempted to eat it," he tells Rach. "That is the nicest Jell-o we're ever going to get."