Complex sentence: The title of this episode is a play on the name of 1970s television series "The Partridge Family", and the end music is the theme to the 1960s show "The Avengers".
Split into simpler sentences: The title of this episode is a play on the name of 1970s television series "The Partridge Family",. The end music is the theme to the 1960s show "The Avengers".