Dr. Blue must figure out what's wrong with Niko, a lethargic dog that may have eaten his mom's shorts; Dr. Lavigne operates on a husky with a torn ligament; Dr. Ross faces an emergency with his own family pet.

An itchy pig with a mean bite tries to take a chunk out of Dr. Blue, while Dr. Lavigne uses a unique method to fix a small dog's broken leg; Dr. Ross helps a rescue dog whose injuries may have gone untreated for too long; the docs go for gold.

Dr. Lavigne treats a French bulldog with a very vocal breathing problem that requires a special surgery, before joining Dr. Blue on a pet pig transport; Dr. Ross has an exam with Gurgi the guinea pig, who is coughing and sneezing.

Dr. Lavigne must decide during surgery if a giant schnauzer can keep his ear; a poodle named Jay-Z with suspicious symptoms needs Dr. Blue's help; Dr. Ross removes tumors from a rat; the vets pose with pets for a calendar to help animals in Haiti.

Dr. Blue performs a difficult surgery on a Dalmatian being weighed down by a grapefruit-sized tumor on his head; Dr. Ross brings his family together to get a service dog for his brother Tedric, who has been suffering from seizures his whole life.

Ross closely examines a duck with a lump in his throat; Dr. Lavigne uses x-ray film during surgery in a very unexpected way; Dr. Blue tries to uncover a guinea pig mystery at the clinic; Dr. Lavigne's wife joins a local roller derby team.

Dr. Lavigne is tasked at removing a 6-pound mass from a small dog; Dr. Blue and wife welcome their first daughter to the family; the vets make a house call to a llama that's causing some drama; Dr. Ross extracts 14 teeth from a mini poodle.