When Lois discovers that Stewie's sick playmate is being denied medical treatment because his parents are Christian Scientists, she decides to take matters into her own hands.
When Peter decides to be a famous actor, he becomes Tom Tucker's agent as his first step toward stardom. Meanwhile, Chris dates a girl who looks disturbingly like a member of the Griffin household.
When Peter and the guys try to salvage a sunken Mercedes-Benz, Peter half-heartedly promises a favor to a helpful dolphin (guest voice Ricky Gervais). Soon the dolphin moves to Quahog, outstays his welcome at Peter's and moves into Cleveland's house across the street. Peter tries to reunite the dolphin with his ex-wife in hopes that he'll return to the ocean, but his plan backfires and the whole dolphin family moves into Cleveland's.
Peter and the gang realize their new neighbor is none other than the New England Patriot's tight end, Rob Gronkowski.
Peter, Joe, Cleveland, and Quagmire want to do an activity together so they decide to start a podcast. After a horrendous start, Peter accidently plays multiple songs and is mistaken for a DJ by a club owner.
The Griffins attend Meg's talent show, where Peter becomes infatuated with the violin. Peter encourages Cleveland, Joe, and Quagmire to take up instruments so they can start a string quartet.
When the Medieval Castle comes up for auction, Peter and the gang try to purchase it for "castle fun". After putting up a "mystery" paper bag containing nine thousand dollars, they end up losing the auction to Mayor West.
Peter and the guys question if Joe is still happy being a police officer since he was taken off patrol and assigned to deskwork. A day later, Joe gives Peter a ride to work when a call comes over the radio about a drug deal in process.
After watching a documentary about the dangers of food, Lois decides to change the family's eating habits to a healthier one. Peter tries quinoa for the first time and his body immediately begins to reject it.
Peter wins a fantasy weekend for two at Fenway Park in the church raffle. Although Cleveland, Joe and Quagmire all vie for the second spot, Peter decides to take Lois along with him.
When Principal Shepard is suspended from James Woods High after a mental breakdown due to his ugly divorce, Peter volunteers to take his place as interim Principal.
The Griffins go to a waterpark for Lois and Peter's anniversary (his idea), where Chris meets a girl named Isabella and decides to ask her out. She wants to say yes, but she informs Chris that she has two young children.
Lois has a girls' night out with Bonnie and Donna where they decide to prank call their husbands. After Lois's friends ridicule their spouses, Lois decides to pretend to be Peter's long lost daughter.
