Before the episode goes to a commercial break, what appears to be a fake commercial is shown advertising Towelie merchandise.
This is the reason for the fake commercial during the show, and why Cartman calls him the "worst character ever" at the end of the episode.
The band is also featured in one of the "fake commercials" on the DVD.
Several fake commercials were aired including one with John Mayer, hinting Dewey might be his father.
While there, Northup was hired by Saturday Night Live into its film unit, the unit primarily responsible for producing the fake commercials.
There are several fake commercials that wickedly send up the conventions of radio advertising, for products called Baby Breath and Protecto.
There are fake commercials featuring Carol Burnett and Yoko Ono.
The concept behind The Who Sell Out was to make the album sound like a pirate radio station, including fake commercials between the songs.
The half hour format includes more music and additional material such as semi-regular commentary by Doug's grandparents or fake commercials.
Saturday Night Live has long mocked the television medium with many fake commercials and parodies of TV shows themselves.