 Pasemaster Mase and Plug Three.Kelvin Mercer ("Posdnuos", "Plug One", "Plug Wonder Why", "Mercenary") and David Jude Jolicoeur ("Trugoy the Dove", "Plug Two", "Dave") were already friends when Mason joined the pair to form De La Soul in 1987.The trio came to the attention of Prince Paul, then a member of Stetsasonic, with a demo recording of "Plug Tunin'".