Creedence Clearwater Revival (CCR) was an American rock band that gained popularity in the late 1960s and early 1970s with a number of successful singles drawn from various albums. The group consisted of lead vocalist, lead guitarist, and primary songwriter John Fogerty, rhythm guitarist Tom Fogerty, bassist Stu Cook, and drummer Doug Clifford. Their musical style encompassed rock and roll and swamp rock genres. CCR's music is still a staple of American and worldwide radio airplay and often figures in various media. The band has sold 26 million albums in the United States alone. CCR was inducted into the Rock and Roll Hall of Fame in 1993. Some hits: Proud Mary, Green River, Jambalaya, Have you ever seen the rain ou Fortunate Son.