They are supposed to do what is best for them, if that is country so be it.
He has a good voice but Gina Glocksen (an IL local who sings lots at White Sox games) got voted out during Tony Bennett week because she was a "rocker" and was SOL on Tony Bennett week. He will be very successful in country but I'd like to see him try something like Carrie Underwood did. That is the difference between a generic country singer and a superstar.