Released Sept. 3, 1991, “O.P.P.” became Naughty by Nature’s breakthrough single and one of the decade’s clearest rap crossover records.

The song peaked at No. 6 on the Billboard Hot 100 and reached No. 1 on Billboard’s Hot Rap Songs chart. Its parent album, Naughty by Nature, reached No. 16 on the Billboard 200 and No. 10 on the Top R&B/Hip-Hop Albums chart. The album received a platinum certification from the RIAA in February 1992.

The record’s central sample came from the Jackson 5’s “ABC,” while the title turned a three-letter acronym into a national catchphrase. Treach’s verses supplied the rap record’s edge; the repeated hook gave radio programmers and casual listeners an immediate entry point.

That combination explains why “O.P.P.” travelled so far beyond its original scene. It did not leave hip-hop behind to become a pop hit. It carried the group’s rap identity into the Top 10, then helped make the album behind it a platinum release.

More than three decades later, the useful way to measure its legacy is not just by how often the hook is remembered. It is by the chart position, the album’s performance and the speed with which a New Jersey rap group moved from a local identity to a national audience.

Watch the official video below.

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