"Party Up (Up In Here)" - DMX from the album ...And Then There Was X (1999) Billboard Hot 100 peak: #27 (five weeks) Weeks in the Top-40: 11 Today's song comes from rapper Earl Simmons, who records under the moniker DMX , who broke into the crossover top-40 in the spring of 1998 with the single " Get At Me Dog ", from his multi-million selling debut album It's Dark and Hell is Hot . The year wasn't even done and DMX released a second record, Flesh of My Flesh, Blood Of My Blood . Although the set again topped the Billboard 200 sales tally for three weeks (his only album to spend multiple weeks at #1), radio wasn't playing along in America, with lead single " Slippin '" stalling down at #60 on Billboard magazine's R&B singles chart, not even coming close to making the pop Hot 100. It was surprising, since the song was a much more measured and introspective turn that seemed more radio-friendly, though over in the UK it g