Two Days Before the Day After Tomorrow

Goofs

 * 180px-TwoDaysBeforetheDayAfterTomorrow03.jpg is shown riding in the boat with Cartman and Stan in one scene, but is not seen again throughout the episode. This error was corrected for the DVD version.
 * When Sheila asks Ms. Garrison if she is okay she says Mr. Garrison although this episode is after the first sex change and before the second.