In music a singer or vocalist is a type of musician who sings, i.e. uses the voice as an instrument to make music. A lead singer is one who sings the primary vocals of a song, as opposed to a backup singer who sings backup vocals to a song or harmonies to the lead singer.
Popmusic is a common part of popular music, sometimes regarded as a subgenre of its own, generally featuring memorable melodies with strong recognizable rhythms and catchy refrains.
Popsongs' popularity can be explained by its 'hook': they often have one or more musical ideas intended to gain a listener's interest.
It was created as a synonym of "rock 'n' roll" during the birth of the rock era in the 1950s, in order to separate the then new and controversial form of music from the jazz, gospel, big band music, and classicalmusic that had come before it.