Snack cabinet sabotage

"Gabby the babysitter is stuck in a house without snacks! How will she survive without her mushroom pizza, chocolate donuts, and peanut butter-filled pretzels? The Hunger Heroes know it's only a matter of time before she's in the hangry danger zone. They think it's an open and shut case, but little do they know that an enemy--a giant green one--lurks in the shadows to defeat them"--Provided by publisher.