Alison Krauss offered an emotional performance of "Amazing Grace" at the conclusion of the Nashville vigil to honor the victims of the Route 91 Harvest Festival shooting.
There are very few people in the world that can say they've had a number one country hit. Some can say they got there thanks to being a guest on someone else's single. But hey, however you get there, right? These are the folks lucky to say they've had a country number one thanks to being featured in a single.