A rock band is a group of musicians who play rock music, a genre that originated in the 1950s. Typically, a rock band consists of a lead vocalist, guitarists, a bassist, and a drummer. The music often features strong rhythms, electric guitars, and catchy melodies, appealing to a wide audience. Rock bands can vary in style, from classic rock to punk rock and heavy metal. Some famous rock bands include The Beatles, Led Zeppelin, and Nirvana. They often perform live at concerts and festivals, creating an energetic atmosphere that engages fans and showcases their musical talent.