Armed with diapers and no dignity, the boys revisit infancy to see who can keep a dump in their diaper the longest. Spenny is prepared for the worst forcing Kenny to have to think way outside the box to win this mega-stinky stinky competition.

Eight women spend some sexy time with Kenny and Spenny who do everything in their power to get as much sex as possible off them. Spenny's arousal theory is put to the test while the ever confident Kenny is more focused on what he hopes would be Spenny's worst humiliation to date.

In perhaps the silliest competition to date - if that's even possible - the dysfunctional duo wear hot and itchy gorilla suits in the middle of summer - the first one to take off any part of the costume is the loser. Spenny's strategy is to ignore the costume and be himself while raising awareness of the fate of the mountain gorilla, while Kenny devolves, finding his inner gorilla, and does his best to put gorilla Spenny into extinction.

Literally going on the offensive, the guys hit the streets to see who can piss-off more people. Spenny, a self-proclaimed nice guy, in order to cope, transforms himself physically to remain anonymous and enlists a jerky friend to help him, while Kenny, tired of the abuse from the people he's pissing off, decides to go big and piss people off on mass.

Kenny and Spenny must figure out a way to live without touching the ground, Kenny uses a loaf of rye bread, bad riddles and his inner super-villain in an attempt to spoil Spenny's rare master plan.

The boys enter the wacky world of professional wrestling as each is paired with a professional wrestler and must design a match to be judged. Spenny, a life-long wrestling fanatic, lives out his fantasy learning all his favorite wrestling moves, while Kenny creates a wrestling persona that makes George the Animal Steele look well-adjusted.

Let's pray for peace as a drill sergeant moves in with Kenny and Spenny to see who will make the best soldier. Kenny, a self -proclaimed war hero, wants to show the sergeant that he can be shaped into a killing machine, while Spenny finds out that military service isn't as noble as he thought.

Get your bagels, lox and cream cheese as Kenny and Spenny compete to see who the better Jew is. Kenny, who speaks Hebrew, thinks the competition will be a kosher cake-walk as Spenny, who was raised in a secular home, uses an orthodox rabbi to cram his Jewishness and make up for lost time.

The guys each spend a day with three physically disabled people and they vote for the guy they like best. Spenny, trying not to make his past mistake of being too serious, tempers the political aspects of his strategy by trying to show the handicapped a good time. Kenny, with a counter-intuitive strategy, does his best to be mean to his disabled guests.

Fatties are sparked as Kenny and Spenny see who can smoke the most weed. All strategies are out the window as the pressures of competing and doing a television show while puffing copious amounts of killer bud become too much to bare. Whoa.

The boys will be strapped to each other in the 69 position -- the first guy to unstrap himself loses. With almost zero mobility the crew gets bored with them and the competition takes some unexpected turns.

In this Competition the Boys have to try to get as much fun with the twins as possible. Will Kenny cheat once again or will he just show us what a ladiesman he truly is?

The guys wear chicken cages with live chickens on their heads in this most unusual endurance competition. Kenny's strategy precipitates arguments about who is smarter and the contest takes an academic turn that will ultimately decide the winner.

The boys compete in order to determine who can get further sexually with the other guy's mom. Spenny resorts to various methods of seduction and groping, while Kenny wines and dines Spenny's mom.

The boys have their ballsiest battle yet competing to see who can beat the other one up using only their penises in the legendary cocktagon. Although Spenny lacks the size to compete effectively, he works it using martial art like techniques. Meanwhile, Kenny uses explosive robotic technology.

Kenny and Spenny spend a day each coaching their own basketball team. Spenny is obsessed with winning and finds the best team he can all the while becoming an annoying taskmaster. Meanwhile, Kenny tries to psyche-out Spenny's team without having to coach at all.

In this first ever two-episode competition, the guys each spend a day with three brothers to find out whom they like more. Spenny, who has no black friends, decides to impress the black guys by having Race Relations Retreat where he can impress them with his honesty about race related issues. Meanwhile, Kenny is hellbent on proving Spenny is a racist.

In the finale of the first ever two-episode competition, Spenny wraps up his race relation retreat while Kenny spends his time with the brothers convincing that that Spenny is not as honest as he claims to be.

Kenny and Spenny compete to see who can have more fun. Spenny, who believes fun is subjective, decides to do what he thinks is fun, but is convinced that having a threesome is the winning strategy. Kenny, who lives for fun, realizes that blowing things up pales in comparison to the fun he has messing with Spenny.

It's Spenny's turn to pick a competition but Kenny has his own ideas of how things will progress. In this very rare behind-the-scenes episode, Kenny's megalomania materializes in the form of a Roman Emperor, while Spenny just wants to get on with it and do a simple sports competition.

Kenny and Spenny get creative and produce a commercial for a frozen pizza.

The boys hit the theater and attempt to see who can produce the better play.

In a survival/endurance competition, the guys try to live on a deserted island.

Judged by a professional porn producer, the guys compete to see who can make a better porno movie. Spenny decides to recreate an unfulfilled teenage fantasy, while Kenny decides to star in his own production, producing the first sketch comedy porno ever made.

Formal wear, swimsuits, talent and personality will all be put to the test as one of the boys gets to wear the tiara. Taking the superficial route, Kenny makes himself as gorgeous as possible, while Spenny hopelessly learns to tap dance.