It's two action-packed DC Super Friends paperback storybooks in one—plus over 50 stickers! On one side, boys ages 3-7 will be introduced to Batman, Superman, and all the Super Friends' amazing powers and most notorious villains. Flip the book over for an action-packed story featuring the Super Friends flying into outer space to stop the Joker when he takes over a satellite and broadcasts his bad jokes all over the planet!