The First Rule of Tautology Club

Listen Up! The first rule of tautology club is the first rule of tautology club.

—from "Honor Societies," in xkcd.

There are many things I love about this comic-strip: the playing with words; the intertextual references; the coterie of stick-figure rabble-rousers;

In sum, one of my favorite linguistic jokes is one of my favorite linguistic jokes.