: Mariah Carey ’s debut introduced her signature whistle register and gospel-pop fusion, while Sinéad O’Connor’s "Nothing Compares 2 U" (No. 3) became a global anthem for heartbreak.
Source: Billboard Hot 100 Year-End Chart (Issue date: Dec 22, 1990). top 100 songs in 1990 top
: Artists like Deee-Lite with "Groove Is In The Heart" and Enigma with "Sadeness (Part 1)" brought electronic and world-music influences to the top of the charts. Legacy of 1990 : Mariah Carey ’s debut introduced her signature