Roll up, roll up! Join Greg the Sausage Roll on a whirlwind adventure to the theme park of dreams - and meet the World's Funniest Unicorn! Greg is eager to learn how to be REALLY funny and who better to teach him than a superstar unicorn?! Hold on tight for a super-silly, super-sweet sausage roll-ercoaster adventure, full of twists and turns. Developed and written by the social media phenomenon that is LadBaby - the king and queen of sausage rolls - and creators of the hilarious No. 1 bestselling Greg the Sausage Roll picture book series.