An American band typically refers to a musical group formed in the United States that performs a variety of genres, including rock, pop, country, and jazz. These bands can range from small local groups to internationally recognized acts. They often consist of musicians playing instruments such as guitars, drums, and keyboards, and may include vocalists. Many American bands have made significant contributions to music history, influencing styles and trends worldwide. Notable examples include The Beatles, who, while British, had a profound impact on American music, and The Beach Boys, known for their unique sound and harmonies.