When Hardy dropped the Joe Diffie-themed third volume of his Hixtape series on Friday, he did so with an army of country cameos: Blake Shelton, Chris Young, Clint Black, Darius Rucker, Hailey ...

“There may be some younger fans that have to do some research and figure out who Joe Diffie is, but obviously people in the business know he’s a great singer and one of the best vocalists we ...