You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who sang the theme song to petticoat junction?" whose answer is Curt Massey.
Each document should contain about 30 words, and these documents should contain useful information.

Query: theme song Petticoat Junction
Useful Output:

Doc 1: Remember when tv shows had theme songs? Here's the original theme song for "Petticoat Junction." IDEA FOR A THEME SONG?
Doc 2: [Verse 1] F Bb Come ride the little train that is rolling F down the tracks to the junction. Bb Forget about your cares, it is time to F relax at the junction.
Doc 3: Paul Henning's successful 'Beverly Hillbillies' led to this 1963 rural-themed sitcom about a small hotel run by a widow (Bea Benaderet) with
Doc 4: There are no reviews yet. Be the first one to write a review. 273 Views. 1 Favorite. DOWNLOAD OPTIONS. download 1 file · ITEM TILE download.
Doc 5: The theme song to the show is called Petticoat Junction, sung by Curt Massey, composed by Massey and Paul Henning. Petticoat Junction Lyrics.