What is bone thugs-n-harmony e. 1999 eternal?

Bone Thugs-n-Harmony is an American hip-hop group from Cleveland, Ohio. They are known for their unique harmonizing style and rapid-fire delivery. Their second album, "E. 1999 Eternal," was released in 1995 and is considered one of their most successful and critically acclaimed albums.

The album features hit singles such as "1st of tha Month" and "Tha Crossroads," which both reached the top of the Billboard Hot 100 chart. "Tha Crossroads" also won a Grammy Award for Best Rap Performance by a Duo or Group. The album has been certified 4x Platinum by the RIAA and is considered a classic in the hip-hop genre.

Overall, "E. 1999 Eternal" helped solidify Bone Thugs-n-Harmony's place in hip-hop history and remains a standout project in their discography.