The aliens are on their way. In fact, they're already in the house! Now Brian must save his annoying older sister, Jessie, and the entire universe. But how can one small boy defend the entire planet from being overtaken by aliens? By transforming into . . . CAPTAIN PAJAMAS, Defender of the Universe!

Will Captain Pajamas, Defender of the Universe, capture the alien invaders? Will he be able to save Jessie? And what does his trusty dog, Shadow, have to do with it all?

Find out in Bruce Whatley and Rosie Smith's hilarious comic-book-style story that will have all young superheroes rolling on the floor with laughter.