Carson Cooper realizes that he has a very inconveniently located stain on his pants. Carson finds a letter stuck to the bottom of his desk with some watermelon bubble gum. The note explains the existence of Locker 37, which will provide a solution to any problem! And when Carson sneaks off to the locker it does, indeed, provide a solution an eraser! But the problem is that the eraser works a little too well, erasing anything it s rubbed against three times. ANYTHING.