Amy Lee Grant (born November 25, 1960) is an American singer-songwriter, musician, author, media personality and actress, best known for performing Christian music. She has been referred to as "The Queen of Christian Pop". As of 2009, Grant remains the best-selling contemporary Christian music singer ever, having sold over 30 million units worldwide. Heart in Motion is her highest-selling album, with over five million copies sold in the United States alone. She was honored with a star on Hollywood Walk of Fame in 2005 for her contributions to the entertainment industry.