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 sings that song i can only imagine?" whose answer is MercyMe.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who sings i can only imagine
Useful Output:

Doc 1: In 2001, Christian rock band MercyMe released "I Can Only Imagine," the lyrics for which lead singer Bart Millard wrote in just ten minutes.
Doc 2: While MercyMe has the most-recognized version of I Can Only Imagine, the song has also been covered by Amy Grant, Wynonna Judd, Emerson Drive,
Doc 3: "I Can Only Imagine" - MercyMe ft. Trace Adkins - K-LOVE Fan
Doc 4: Join us Saturday at 8PM for a double feature of I Can Only Imagine and Overcomer at The Showboat Drive-In Theater! Safely enjoy a night out with your family
Doc 5: Bart Millard, award-winning recording artist and lead singer of MercyMe, was inspired to write the song after witnessing how God radically