This episode references the Merrie Melodies cartoon short Feed the Kitty, with Cartman acting as Pussyfoot and Cthulhu as Marc Antony in his "cute kitten" routine.
Cartman tries to lure the boys out of his basement with promises of a double rainbow, coinciding with the popularity of the "Double Rainbow" viral video.
The Whole Foods Market shown in this episode is based on the flagship store in Austin Tx located on Lamar.