Aliens in Underpants Save the WorldAliens love underpants, It's lucky that they do, For pants helped save our universe, Sounds crazy but it's true! When a meteor threatens to destroy the world, the aliens hatch a master plan to save it. But they're going to need a LOT of underpants to make it happen! Will they manage to stop the meteor in time? Find out in this thrilling new edition of Claire Freedman and Ben Cort's bestselling picture book.