Kenny vs. Spenny - Season 6 Episode 9 Who Can Have More Fun?
Overview: 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.