 When Bonnie's rendition of "Dark Moon" hit the country and pop charts in the Spring of 1957, she received recognition in the music business.Not only was she one of the few female country singers at the time, but she was also one of the few country singers that had a hit on the Country and Pop charts at the same time.Only one other female country singer was achieving this type of crossover success Guitar was having at the time, which was Patsy Cline, when her single "Walkin' After Midnight" was a No.