Allen and Craig are two lonely guys with dreams of making it as huge YouTube celebrities. But first they need to think of a name for their new show, and think of something that will make people want to watch them in the first place.
Continuing their quest to become the next "Big Thing" on YouTube, Allen plans to throw Craig off his roof with the hopes that Craig will get injured enough to score more hits online.
While trying to find a good cameraman to replace Joe, Allen is secretly trying to figure out a way to get revenge on Craig for not getting seriously injured in his stunt during Episode 2.
Allen is not happy over the shows lack of YouTube views, so he devises a plan to break world records. This way the whole world will want to watch the show.
If the show gets popular Allen and Craig will be swarmed with fan girls, this is a problem because Craig is terrified of women. Allen attempts to help conquer his fear all the while avoiding a male stalker of theirs.
Allen believes the reason the show is not huge yet is because him and Craig are not sex icons...so he hires a personal trainer to help fix that problem.
A mysterious man decides to help Craig get revenge on Allen for always being so mean to him.
When Allen converts into a Jehovah's Witness to pick up a girl he is afraid Craig will become even more lame without him around, so he gets a friend from school to look after him.
Allen tries to find a replacement for Craig after he left to go hang out with his new friend Lars, and soon realizes he needs Craig more than he thought for the show.
Allen kidnaps Craig and forces him to go on a road trip to Hollywood.
Allen visits Craigs new apartment and tries to convince him that he should move back home.
Allen drags Craig to Elmhurst College to search for a party.
When Allen and Craig lose their cameraman, they do their best to film an episode by themselves. Meanwhile, their cameraman simply tries to survive on his own.
Allen thinks he can finally make it big by going ghost hunting, however Craig is terrified of ghosts so now Allen needs find a way to trick him into going.
When Craig gets hurt while filming a stunt, Allen decides to play doctor.
Craig has a girlfriend and Allen plots to destroy the relationship.
Allen tricks Craig into attending a local music festival in an attempt to start a band.
In another attempt to become famous, Allen writes and directs his own movie and forces Craig to take part.
Allen loses a finger in an attempt to get on Hells Kitchen, now he is on a race to find it so it can be reattached.
Allen and Craig deal with a couple bullies in the neighborhood.
Allen and Craig think they are on a trip to Wisconsin but end up in Texas.
Craig thinks Allen has a genital disease and tries to uncover the truth. Meanwhile Allen's next attempt at getting famous is creating a episode of "Man vs. Burbs"
Allen comes down with a case of amnesia which causes him to become a completely different person. Now Craig must try and get the old Allen back.
Allen's next attempt at getting famous involves turning him and Craig into professional athletes, however things spiral out of control when Allen changes his diet plan.
When Craig spooks Allen with a card trick Allen becomes convinced that dark forces follow Craig around. Now Allen wants to harness the magical powers to show the world what he is capable of.
After a break in at Craigs house from a mental patient at a local insane asylum, Allen and Craig train to become super hero's and lay down the hammer of justice. Soon after Allen begins to break down becoming too desperate for achieving fame, and comes up with a plan so twisted it just might work.