During an appearance on a typically terrible morning radio show, Marc declares the medium dead, and the future belongs to podcasting. However, when he meets a largely ignored radio genius, he has a new respect for some DJs.

Trying to lead a simpler life, Marc immerses himself in his vinyl-collecting hobby but a chance encounter with a woman he meets in the record store parking lot snowballs into just the kind of chaos he’s been trying to avoid.

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

Marc hits it off with Rachael Harris by comparing their bad relationship scars. When Marc pursues her, she wants him to prove he's over his anger issues by joining her yoga class.

Marc is dealing with the finality of his relationship with Jen but is sidetracked by his missing cat, Boomer. He goes door to door through his neighborhood, looking for his cat, while at the same time learning how his neighbors deal with loss.

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

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.

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 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.

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 and Jen enter couples therapy with married therapists but instead of helping, it exacerbates their issues. After Marc feels wronged by the therapists, he ends up putting a dent in their "perfect" relationship.

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.

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

As Marc's career reaches new heights, he is visited by an old acquaintance, desperate for a helping hand. After the comic passes away, Marc is forced to confront the reality that his success could disappear in an instant.

After training with pro-wrestler CM Punk, Marc’s back goes out and he is prescribed Oxycontin. Things take a turn for the worst, but everyone tries to keep Marc on the right path as he prepares for his talk show premiere.

With his talk show pilot approaching, Marc gives up nicotine gum and caffeine, and tries to get into shape with the help of pro wrestler, CM Punk. The stress of his new regimen leads to a more serious problem.

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

Marc's novelist pal asks him to guest lecture at the college where he teaches, but their friendship is tested when sparks fly between Marc and the TA.

Marc responds to criticism about the lack of diversity on his podcast by inviting comedian Bruce Bruce for an interview.

When Marc and his old radio co-host Sam Seder are threatened with a lawsuit from a patent troll they organize a podcasters-only meeting to plan their retaliation.

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

Faced with pressures from his talk show pilot Marc goes on anti-depressants, which create some dubious side effects.

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

When Marc accidentally steals a joke from another comedian, he feels guilty. That guilt is put to the test when the comic insists Marc help his career in return.

Newly single Marc tries to start a no-strings sexual relationship with a sex buddy from years ago. He reasons that a less emotional attachment is exactly what he needs but soon learns that it's easier said than done.

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 tries to suppress romantic feelings for a fellow rehab patient.

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