Garret has woken Macey up in the middle of the night for the last time. The baby giggles and silly faces are cute and all, but Macey has devised a plan to rid the world of the drooling, screaming, needy little pest for good. With the help of her friends, Hannah and Leanne, she's constructed a secret rocket that is going to send that annoying baby brother all the way to the moon!