Mrs. Pumphrey was a rich and emotional lady who has a cute pet . It was a small dog. She named it Tricky. She loved him so much that she usually overfed him. Tricki had put on a lot of weight which made him slow and pathetic. When doctor James Herriot saw the fat dog like a bloated sausage, he was very shocked. He made a plan and told Mrs. Pumphrey that Tricki needed treatment for a disease which was possible only in hospital.

The doctor knew that Mrs. Pumphrey would not be able to keep the dog on a proper diet. When the greedy dog went to the hospital he had to remain hungry if he was slow to approach for food. He was given food at fixed intervals. Soon he shed off a lot of his body weight and became quite active. When Tricki was at home, he was pampered by Mrs. Pumphrey. He had a luxurious life when he was served with cream cake chocolate and horlicks. But when he came to the doctor he became all right. When Mrs. Pumphrey saw her active dog, she thanked the doctor and felt that it was a triumph of surgery.

The story has been written by James herriot. the main character of the story is dog named as Tricki. The dog is pampered very much by its owner Mrs Pumphrey. Mrs pumphrey indulges her dog so much with food that dog has become overweight and cannot even move. Then the dog is taken to a veterinary doctor. The doctor suggests Mrs pumphrey to admit tricki for 15 days. Then the doctor treats the dog without using any medicine. The dog is not given food for sometime and it is left with other dogs. After 15 days the dog is change completely and is now fit and fine. Then Tricki meets its owner and returns back to its home.