This story is about Tricki, a dog who is the pet of a rich lady named Mrs. Pumphrey. She loves her dog very much and is unable to refuse him anything he wants. Tricki, is fond of eating cream cakes and chocolates. So one day when Mrs. Pumphrey is out with Tricki for a walk the narrator sees them and stops to talk. While talking to Mrs. Pumphrey he realises that she has been overfeeding Tricki and also had been giving him things that he shouldn’t eat due to which Tricki had started looking like a bloated sausage. Soon Tricki got unwell and Mrs. Pumphrey has to call Mr. Herriot (narrator) for help. She does not want to send him away but the only way suggested by Mr. Herriot is to get him hospitalised for 15 days. Then the story unfolds into how he gets well. Read the description to know more.