Continuing on his hunt for a new career, Big Papi stops by the Berklee College of Music to test his musical—as well as his singing skills. Later on, he learns how to give a manicure, and hopes that he will nail it.

Now retired from baseball, Big Papi needs a new career! This week he takes dog grooming out for a walk – until he discovers that it's a lot grosser than it seems. Then he takes a shot at being a tour guide at Fenway – and knocks it out of the park.

Big Papi's job search lands him at a food truck, doling out food to hungry customers and weighing in on "Big Papi Sandwich." Then he continues his job search at a barbershop where he learns to cut hair – and even tries out his new skills on a customer.

Big Papi tries out zookeeping at the Zoological Wildlife Foundation, coming face to face with a variety of animals—some more friendly than others. He then tries his hand at a local coffee shop, serving elaborate drinks to caffeine-starved customers.

Big Papi spends a day with the Boston Fire Department, getting a window into what it's like to be one of Boston's bravest. He then tries out working in the kitchen of a local steak restaurant where he'll see if he's seasoned enough to face the customers.

Big Papi heads to the Sam Adams brewery to see if he has the stuff to make it as a brewmaster. He then attempts a job he's perfectly suited for: batting coach. Finally, he gets his hands dirty, inspecting and fixing cars as an auto mechanic.

David "Big Papi" Ortiz's explosive career choice has him training to be a bomb squad technician. He then has the chance to have a mixed drink to unwind from the stress of bombs exploding, but he will be the one preparing them as a bartender.