“Purpose” is Justin Bieber’s fourth studio album. This album presents a mature side of Justine Bieber. He is not just the teen idol and legacy artist but a humble, sexy and charitable person. In this album more humane sides of Bieber are shown. The 21-year-old Canadian pop star has been involved in numerous incidences including being a juvenile delinquent, and this album seem to be getting him back on track….