A boy band is a musical group consisting of young male singers, typically characterized by their harmonious vocals and choreographed dance routines. They often target a teenage audience and are known for their catchy pop songs and appealing image. Popular examples include Backstreet Boys and NSYNC, who gained massive fame in the late 1990s and early 2000s. Boy bands often have a dedicated fan base, with members often having distinct personalities that appeal to different fans. Their music and performances are designed to create a strong emotional connection with their audience, making them a significant part of pop culture.