Tormented by a heckler on Twitter, Marc goes on a mission with his podcast guest, Dave Foley, to track down and confront the Internet troll harassing him online.

Marc discovers the source of the awful smell stinking up his house.

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.

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

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.

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, Jen, 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.

A disappointed Marc is upset over the unimpressive role he is offered in a filmmaker friend's movie.

In the Season 1 finale, podcast guest Adam Scott (as himself) offers Marc some suspect career advice.