: Along with Tina Fey, the episode features evolutionary biologist Richard Dawkins , who appears as a demonic version of himself in Ned's guilt-induced nightmare.

: The episode opens with a distinctive film noir-style couch gag animated by Oscar nominee Bill Plympton . Critical Reception

: Before leaving, Ms. Cantwell reveals the reason for her hatred: she was bullied by "pretty girls" in her youth and projected that resentment onto Lisa, assuming Lisa used her looks to get ahead. Paradoxically, Lisa is flattered that someone finally considered her "pretty".