Run-DMC (sometimes written Run D.M.C. , Run–DMC, or Run DMC) was a hip hop group from Hollis, in the Queens borough of New York City. Founded by Joseph "Run" Simmons, Darryl "D.M.C. " McDaniels, and Jason "Jam-Master Jay" Mizell, the group is widely acknowledged as one of the most influential acts in the history of hip hop. They were the biggest act in hip-hop throughout the 1980s and are credited with breaking hip hop into mainstream music.