DMX released his third studio album …And Then There Was X December 21, 1999

…And Then There Was X is the third studio album by American rapper DMX. The album was released on December 21, 1999, by Ruff Ryders Entertainment and Def Jam Recordings. The album was certified 5x Multi-Platinum by the RIAA on February 7, 2001. The album was nominated for Best Rap Album at the 2001 Grammys.

The album’s first single “What’s My Name” was released on December 28, 1999. It reached #67 on the Billboard Hot 100 chart. The second single “Party Up (Up in Here)” was released on February 20, 2000, and became his most successful single of his career peaking at number 27 on the Hot 100. The third single “What These Bitches Want” featuring Sisqó was released on June 6, 2000, and peaked at number 49.

… And Then There Was X debuted at number one on the US Billboard 200 chart, selling 698,000 copies in its first week, according to Nielsen Soundscan. This became DMX’s third US number-one debut. In its second week, the album dropped to number two on the chart, selling an additional 399,000 copies. On February 7, 2001, the album was certified five times platinum by the Recording Industry Association of America (RIAA) for shipments of over five million copies in the US. As of October 2009, the album has sold 4,950,000 copies in the United States.
…[source: Wikipedia]