Beyoncé's new album 'Cowboy Carter' has boosted streams for Black country artists on Spotify. Since the project's release, the number of first-time listeners for acts who appear on 'Cowboy Carter,' like Brittney Spencer and Reyna Roberts, has increased. The Hollywood Reporter can exclusively reveal that Spencer saw an uptick of 170 percent in first-time listeners, while Roberts saw an increase of 125 percent.