Get the giggles with Yuck! Two more horrible adventures in this bestselling series for first readers. YUCK'S ALIEN ADVENTURE "Aliens are coming!" Yuck says, and he's got alien gloop to prove it. But his sister Polly Princess says he's lying. Little does she know that Yuck is going on an adventure with an alien called Puke. When he returns, Polly is in for a shock that's out of this world! YUCK'S SLOBBERY DOG When Yuck looks after a lost and lonely dog called Scruff, revolting things happen at home. Scruff is dirty and smelly! He parps at dinner, leaves fleas in the bed and poos indoors. Yuck's sister Polly tries to get rid of him but Yuck plays a trick on her and Polly is in for a stinky surprise. . .