Today is a special day because Mummy and Daddy Pig have some big news to tell Peppa and George. But the two have a hard time waiting patiently and decide to distract themselves by playing. The parents get their attention by telling them that they will soon have a little brother, sparking Peppa and George's excitement. Peppa wants to know the size of the little one in Mummy's belly and, with the help of their mobile phone, they discover the various stages of growth, which are compared to the size of various fruits and vegetables. The little ones thus have an idea of how their little brother will grow and can't wait to meet him!