The crossword solution for the term 'CRAZY Vocalist' is CLINE, a five-letter word. Patsy CLINE was an American country music singer who rose to fame in the 1950s and 1960s. She was known for her powerful voice and emotional ballads, and was one of the first female country singers to become a major star. Her hits included 'CRAZY', 'Walkin' After Midnight', and 'I Fall to Pieces'. CLINE's influence on country music continues to this day.