Which much more famous artist co-writes and sings backing vocals on Kellie Pickler's 2008 song "Best Days of Your Life"?
Best Days of Your Life "Best Days of Your Life" is a song written and performed by American country artist Kellie Pickler, and co-written by Taylor Swift. It was released on December 1, 2008 as the second single from her self-titled second album. Swift also provides background vocals on the song. The song is about a narrator explaining how her former boyfriend cheated on her and moved on to a new girlfriend to start a family with, wishing them well on their new life but says that the new girl won't top what they previously once had before.
Amy Macdonald Amy Elizabeth Macdonald (born 25 August 1987) is a Scottish singer-songwriter, and guitarist, and musician. She has sold over 12 million records worldwide. Macdonald released her debut album "This Is the Life" in 2007. The singles "Mr. Rock & Roll" and "This Is the Life" from it were chart hits. The latter charted at number one in six countries, while reaching the top 10 in another 11 countries. The album reached number one in four European countries–the United Kingdom, Denmark, the Netherlands and Switzerland–and sold three million copies worldwide. Moderate success in the American music market followed in 2008. She was a guest on shows such as "The Ellen DeGeneres Show" and "The Late Late Show with Craig Ferguson", where she performed two singles from the album, and "This Is the Life" reached number 92 on the "Billboard" 200.