Below is a list of television shows that have been made up in real television shows or other media. An early example of the show within a show format was The Jack Benny Program which had been popular on radio and took the same format to the new medium of television.
30 Rock revolves around the fictional The Girlie Show (later renamed TGS with Tracy Jordan) on which most of the characters work. The fictional show was on the real American television network NBC, and the plot frequently referenced other fictional NBC programs, such as MILF Island,Gold Case, and Homonym. In later seasons, several episodes of 30 Rock were presented as though they were actually episodes of a fictional Bravo (U.S. TV channel) show, Queen of Jordan.
Chuckles the Clown - Locally produced children's show mentioned in several episodes. His death, when he is trampled by an elephant while wearing a "Peter Peanut" costume, was the basis for the episode Chuckles Bites the Dust.
WJM-TV Evening News – Minneapolis news show on which many of the main characters worked
The Running Man The novel and the film describe alternate versions of a game show in which convicted criminals are chased by "hunters" from the television network and can win their freedom if they evade the hunters.
The Worker & Parasite Show (east European cat-and-mouse cartoon aired on The Krusty the Klown Show when Itchy and Scratchy had temporarily moved to the then more popular Gabbo Show) (Krusty Gets Kancelled)
So Random! - a sketch comedy show that stars Sonny Munroe, Tawni Hart, Nico Harris, Grady Mitchell and Zora Lancaster (five of the six main characters), .
Mackenzie Falls - a teen drama that stars Chad Dylan Cooper (the sixth main character), and criticizes So Random!, saying they are not real actors (a parody of popular teen dramas, though its title is suggested by Dawson's Creek).
The series takes place behind the scenes of a live sketch comedy show (also called Studio 60 on the Sunset Strip or Studio 60) on the fictional television network NBS (National Broadcasting System), whose format is similar to that of NBC's Saturday Night Live.