CBS Sunday Morning took a trip to Nashville last week, to profile country band "Little Big Town". In the segment, the band is shown working in the home recording studio of Vince Gill and his superstar wife Amy Grant. That's where we noticed another star familiar with the top of the charts: the couple's API 1608.

See the full article on "CBS Sunday Morning's" website: http://www.cbsnews.com/news/little-big-town-our-lives-are-like-a-country-song/