A dying man’s last words inspire Johnny to have the first conversation he’s had with his dad in seven years. Elsewhere, a determined Brian takes Hank on a quest to communicate the dead man’s final message to a long lost love.

Johnny introduces Theresa to his father and is taken aback when his Dad drops a bomb of a secret on him. Elsewhere, Brian struggles to find the right moves to put on his work crush, while Hank gets a new father figure that he never planned for.

Theresa has a brush with death on the job and resolves to join the FBI in Washington. When Johnny proposes marriage to keep her in Chicago, they must overcome a series of catastrophes and mishaps to get to the altar.

The guys consider ideas of fate and serendipity when random events occur; Johnny is upset to learn that Theresa does not believe destiny had a hand in their being together.

A car crash at a firehouse releases an unusual passenger; and Billy accompanies Theresa and Maeve to a sample sale.

A drunken brawl among sports fans reverberates at a family barbecue, where disputes occur over a new gas grill.

Johnny and his mom deal with his dad's slipping into a coma in very different ways: He tries to repay an old debt while she places bets on what time her former husband will die. In other events, the guys can't rid themselves of an unfortunate earworm.