Paul and Brian come to Jimmy’s aid when Alice starts acting out. Liz and Sean support Gaby by accompanying her to an event.

Jimmy tries to give Alice the perfect 18th birthday. Paul helps Gaby with a huge decision.

Jimmy spends the day with a patient. Brian crashes Gaby’s date. Liz heads down a dangerous path.

While trying to stay out of Alice’s business, Jimmy has to “Jimmy” an insecure Brian. Gaby leans on Paul for advice after her sister drops a bomb.

Paul challenges Jimmy to show restraint with Sean. Derek introduces Gaby to a friend. Liz advises Brian about parenthood.

Jimmy witnesses Gaby in a compromising situation. Paul advises Alice on how to deal with her grief while facing a loss of his own.

Jimmy helps Alice cope with a huge mistake. Gaby goes home for a family crisis. Liz runs into an old flame.

When Jimmy hits a roadblock with Sean, he doesn’t have Paul to consult for advice. Brian makes an announcement about his relationship.

Paul and Jimmy disagree about Sean’s treatment plan. Gaby’s sister asks for her help. Liz has an idea for boosting business at the food truck.

Jimmy and Brian help Grace deal with unexpected news. Paul and Julie face her past. Liz worries she’s come between Sean and his dad.

To get Sean out of legal trouble, Jimmy reconnects with his estranged best friend—while trying to hide it all from Paul.