Three friends prepare for an alien invasion with aluminum foil, peanut butter, and science When Art and his friends--Robbie, Jason, and Amy--are having a sleepover, they decide to use Art's telescope for some stargazing. They are shocked to see a purple spaceship hurtling toward Earth. While his parents think his imagination is getting the best of him, Art thinks Earth is at risk of an alien invasion. What should he do? Should Art...