Marc goes to stay with his mother in Florida and must deal with her irritating boyfriend.

Marc’s sponsor sets him up with an unusual living situation.

After chafing under Shirley’s oppressive ‘tranquility,’ Marc jumps at the chance to spend time with the sober-yet-wild Bobby Mendez.

Marc begins to make his amends and in the process learns that he is a father.

Marc decides to travel to Shay and meet his baby.

Marc and his fellow rehab patients go on a field trip to his old neighborhood.

Marc checks into rehab and is forced to room with an annoying young addict.

Marc tries to suppress romantic feelings for a fellow rehab patient.

When Marc begins working with a therapist, he runs into his ex-wife which drudges up old issues.

Marc is tormented by an abusive fan on Twitter. With his podcast guest Dave Foley in tow, Marc decides to teach one internet troll a lesson.

Marc finds out from his podcast guest and friend, Illeana Douglas, that his ex-­‐wife is having a baby. Illeana sets Marc up on a blind date with a nice girl, but he falls for a raunchy dominatrix instead.

Marc’s estranged dad, Larry shows up in an RV at Marc’s house with yet another foolproof scheme to get rich quick. Marc and Larry air their grievances towards each other and a power struggle ensues. Additional guest stars: Andy Kindler, Pete Holmes and Jeff Garlin.

At an AA meeting, Marc becomes a sponsor to Manny, an ex-con just out of prison. Marc finds himself in over his head while he accompanies Manny to his old haunts.

Marc receives an explicit photo from a female fan, who suggests a weekend of no-strings-attached sex at an out-of-town comedy festival. Marc obliges and goes through the full six stages of a relationship within a matter of two days.

Marc freaks out after learning his “Sexfest” fling plans to move too close for comfort. After Marc rejects her, she sets her sights on the next best thing and comes between Marc and his assistant Kyle.

In denial about his current situation, Marc is reluctantly convinced by his friends to enter rehab.

Marc takes a writing position on Dave’s new TV show.

Marc looks for work in the new town and attempts to get close to his baby.

Marc tries to convince Shay that he can be a positive force in her son’s life.

Marc's former fling moves in temporarily with Marc after being evicted. She invades Marc’s boundaries and tensions go through the roof. He questions her hoarding tendencies and believes she lied about being kicked out of her previous apartment. Luckily, an unexpected visitor intervenes as their fighting hits a crescendo.

Marc discovers the source of the awful smell stinking up his house. His podcast guest, Denis Leary, calls Marc’s masculinity into question, causing him to over prepare for removing the dead animal from under his house. Marc’s mom sets up a meeting between him and a family friend who becomes Marc’s eager new assistant.

Tired of dating younger women, Marc decides to date an age-appropriate woman he meets at a coffee shop. She's smart and sexy, but things go south when she puts Marc in the hot seat by having him interviewed on her son’s podcast.

Marc meets up with an old college friend who has become a mainstream sell-out filmmaker. He offers Marc a dubious part in his upcoming movie. As Marc considers the part strictly for the health benefits, he pictures how his life might look had he made different choices.

Marc is annoyed that none of his old pals can hang anymore on a regular basis. Although after bonding with Ray Romano, Marc pursues a friendship, ignoring Kyle's warnings that Romano is on a different level.

Marc invites his ex-wife onto his podcast after finding out that she has written a book; memories bring up unresolved issues.