Method Man & Redman (also referred to as Meth & Red , Red & Mef , John Blaze and Funk Doc or Funk Doctor Spock and Johnny Blaze ) are an American hip hop duo, composed of East Coast rappers Method Man (of Wu-Tang Clan ) and Redman (of Def Squad ). They are signed to Def Jam Recordings both as solo artists and as a duo. While they had been collaborating since 1994, it was not until 1999 that they released a full-length collaborative effort, Blackout! . The follow-up album, Blackout! 2 , was released in 2009.