Some of the oldest singers in country music are still hard at work entertaining their fans well past retirement age, but not all. Quite a few of the greatest singers in country music are enjoying ...

Flip through the slideshow below for 20 country songs that you might not know were written by other artists, and be prepared to be surprised at least a few times by these excellent collaborations.

LeAnn Rimes became one of the youngest country stars of all time when she topped the charts with "Blue" at only 13 years old. She was actually a budding star even earlier: She was a two-week champion ...