<Table> <Tr> <Td> "Scuffin' Those Knees" (1989) </Td> <Td> "O.P.P." (1991) </Td> <Td> "Everything's Gonna Be Alright" (1992) </Td> </Tr> </Table> <Tr> <Td> "Scuffin' Those Knees" (1989) </Td> <Td> "O.P.P." (1991) </Td> <Td> "Everything's Gonna Be Alright" (1992) </Td> </Tr> <P> "O.P.P." is a song by American rap group Naughty by Nature . It was released in August 1991 as the lead single from their self - titled debut album Naughty by Nature . The song was one of the first rap songs to become a pop hit when it reached #6 in the U.S. and #35 in the UK in 1991 . It's declaration, "Down Wit' O.P.P" was a popular catchphrase in the United States in the early - 1990s . It was a hugely successful single, as Allmusic described: "There was not a bigger, more contagious crossover radio smash in the autumn of 1991 than Naughty by Nature's' O.P.P."' </P> <P> In 1998, the song was named one of the 100 best rap singles by The Source . </P>

When did opp by naughty by nature come out