Chicken Little and her friends are part of the final frontier, living on the moon base. One day, Chicken Little notices a small dip in the oxygen levels. She's afraid the moon base may be in big trouble. Back when they lived on Earth, Chicken Little had thought the sky was falling when an acorn hit her on the head. Because of that mistake, none of her friends believe her now. Can she convince them she's right in time to save the moon base, or will...