In "It's the End of the Jake As We Know It", Rico has Jackson pretend to be his dad in order to buy a man's business. It is in this scene that we here them say this:
Jackson: (as Rico Sr.) Look, I have a goosebump right here. Go ahead, feel it. You know you want to. Rico: I don't think he wants to feel your goosebump, papi. Jackson: You don't want to feel... my goosebump?
In "Wherever I Go", Jackson's boss makes him box a kangaroo. Right before though, he hands Jackson a cup (yes, that kind) and tells him that the kangaroo fights dirty.
A group performing at a party in "You Didn't Say It's Your Birthday" is named "The Aristocrats".
The censors must have been otherwise distracted in the episode guest-starring Dolly Parton. Not only does Mamaw get away with the word "trampy," we get this exchange: