Bill Haley & His Comets was an American rock and roll band formed in 1952. They are best known for their hit song "Rock Around the Clock," which became a defining anthem of the genre. The band's energetic style combined elements of rhythm and blues with country music, helping to popularize rock and roll in the early 1950s. The group played a significant role in the cultural shift towards youth-oriented music during that era. Their performances featured a lively mix of instruments, including guitars, drums, and saxophones, which contributed to their distinctive sound. Bill Haley, the band's leader, was a pioneer in bringing rock and roll to mainstream audiences.