All the above act about the way you'd expect, but these actors are sharp enough to make the characterizations more three-dimensional than first meets the eye.
All of the many moments involving language complaints in this genial work approximate the real world's preoccupation with the latest forbidden term, the latest outrage against the rulebook of sensitive speech.
Maybe that's a bit too dismissive, but pooping and vomiting and other bodily functions override any thoughtful analogies within the plots, and it's easy to be turned off by the comedy altogether.