Some of the videos do have strong language, but are very infrequent. Strong language is then censored in later videos.
In a few episodes, some characters flip each other off, but they are censored.
"Shut up" is very common in most episodes.
One censored use of "You stupid son of a bi**h."
A few scattered incomplete swear words like "Fu--" are rarely used.
The swear words are not censored when they first started making skits.
Leland aka "Kid Temper Tantrum" makes insulting remarks occasionally.
Lee sometimes says other words like "bullcrap" and "crap."
Name-calling like "stupid," "ass-hat," "s**thead," "fatass," "dumbass," etc.
Lee uses words and phrases like, "Oh my God," "dang it," "freaking," "crap," "damn," "hell," "heck," etc.
Inappropriate humor throughout.
Some language is surprisingly strong for a family-friendly YouTube show.
Uncensored F-bombs in first video
Very mild language, such as "hell", "damn", "crap", "ass", "God", "bullcrap", "freaking", "ass-hat", "piss", "dumbass", and "fatass". Some strong language but it bleeped.