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 made the song grandma got run over by a reindeer?" whose answer is Randy Brooks.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who made the song grandma got run over by a reindeer
Useful Output:

Doc 1: It was originally performed by singer and songwriter Elmo Shropshire, who lives in San Francisco.
Doc 2: "Grandma Got Run Over by a Reindeer" has managed to become something of a holiday classic. Songwriter Randy Brooks estimates that 40 million copies have been
Doc 3: It was originally performed by singer and songwriter Dr. Elmo Shropshire who lives here in San Francisco.
Doc 4: It was originally performed by singer and songwriter Dr. Elmo Shropshire, who lives in San Francisco. In an exclusive interview with Nexstar's
Doc 5: It was originally performed by singer and songwriter Dr. Elmo Shropshire, who lives in San Francisco. Which restaurants will be open on