Tales From Fat Tulip's Garden S01 E14 Never eat a tortoise

Thin Tim insists that Fat Tulip loses some weight and forces him to exercise in the garden and go on a diet. But Fat Tulip fills the shed with cakes and sweets for midnight snacks. Ernie and Sylvie want to investigate, but Lewis Collins the tortoise insists that he goes in first, disguised as a fruitcake