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: "Kelly Willis included a cover of a 1977 song by which country music duo?" whose answer is The Kendalls.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Kelly Willis cover 1977 song country music duo
Useful Output:

Doc 1: Beautiful Lie takes its title from their cover of a tune by the Amazing Rhythm Aces, a '70s country-rock band best known for singles like “Third
Doc 2: A cover of The Kendalls' 1977 classic “I Think I'm Giving In” led  country music couple, Tim McGraw and Faith Hill.. The antidote to
Doc 3: "Heaven's Just a Sin Away"  Willis put her own spin on The Kendalls' 1977 hit "Heaven's Just a Sin Away" on her 1993 self-titled album. It
Doc 4: Kelly Willis - Live at the Levitt Pavilion! Thanks to our sponsors at Baylor Scott and White in Arlington and The Levitt Foundation!
Doc 5: Share your videos with friends, family, and the world.