Greatest Hits is a music series, featuring Hit-Makers of the 1980s, 1990s and 2000s. Each episode will highlight a five-year period celebrating the biggest hits from that time, hosted by Arsenio Hall and Kelsea Ballerini. Each week, iconic music artists, as well as today's music chart-toppers, will take the stage and perform the songs that defined the 1980s, 1990s and 2000s. The series also features special solo performances, never-before-seen duets and incredible tributes.