Lots of little brothers can be pests and troublemakersтАФbut AmyтАЩs brother Arnie is a MONSTER ...
In this R. L. Stine family-friendly scare fest, Amy and her friend, Lissa, donтАЩt know what to do about ArnieтАЩs bullying, bad-boy behavior, and mean jokes and pranks. The little monster is ruining their lives!
The girls decide itтАЩs payback time. Total humiliation for Arnie. They find a recipe for blue slime on a YouTube channel and mix a big bucket to pour over Arnie at his birthday party.
To their horror, the girls instantly discover that SLIME DOESNтАЩT PAY! Before their eyes, ArnieтАЩs whole body starts to change. The slime turns him into a real monster.
Now Amy and Lissa have two frightening dilemmas: Can they save their town from the raging Arnie Monster? And is there any way to turn the monster back into Arnie?
R. L. Stine is the author of the bestselling Goosebumps and Fear Street series, as well as the stand-alone novels ItтАЩs the First Day of School... Forever! and A Midsummer NightтАЩs Scream. He lives in New York City with his wife, Jane, and their dog, Minnie.