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 at the end of the rainbow?" whose answer is Earl Grant..
Each document should contain about 30 words, and these documents should contain useful information.

Query: who sang the song at the end of the rainbow in the muppet movie
Useful Output:

Doc 1: The Rainbow Connection was first performed by Jim Henson as Kermit the Frog in the 1979 Muppet Movie. · The song by Paul Williams and Kenny
Doc 2: Yes, it is, “The Rainbow Connection”. Jim Henson as Kermit of course. The song actually was a top 40 hit in 1979 reaching #25 on The US Hot 100.
Doc 3: Oscar winner Paul Williams on writing Kermit the Frog's signature song: “The thing that is so human about the song, and spiritual at the
Doc 4: 169: The Rainbow Connection Debuted by Kermit the Frog in 1979's the Muppet Movie, this has always been one of my favorite songs that I've never even tried
Doc 5: From The Muppets Movie (1979) Opening Title: The Rainbow Connection Track written by Paul Williams and Kenneth Ascher Links para compra: