What makes East 1999 by Bone Thugs-n-Harmony notable?

'East 1999' debuted at number 12 on the Billboard 200 and was certified double platinum by the RIAA. Its unique fusion of gangsta rap with melodic hooks influenced a generation of artists, paving the way for future acts within the horrorcore and G-funk subgenres. Released on November 21, 1995, 'East 1999' was Bone Thugs-n-Harmony's second studio album, following their breakthrough debut 'Creepin on ah Come Up'. At this point in their career, they were establishing themselves as pioneers of the chopper style and cementing their unique sound in the hip-hop landscape.