The Fantastic Flatulent Fart Brothers Go to the Moon!: 2

WOULD YOU TRUST THESE GUYS WITH A SPACE SHIP? WILLY AND PETER need to get as far as possible from their sister's daft kindergarten pageant. But they never expected to be blasting their bums into space! There they make a disgusting discovery that could wipe out the Moon in one gross stink bomb. Do they have enough gas in their guts to repel an alien invasion from Uranus? Can farts alone rocket them back to earth? And how did their sister's hamster get on board and chew up all the cables? Blast off to a rip-roaring space adventure that will have you howling out both ends!