Six Part Invention

Glam metal (often called hair metal) is a flamboyant strain of 1980s hard rock and heavy metal defined by high-energy riffs, anthemic choruses, and glossy, radio-ready production. It pairs the swagger of hard rock with pop hooks, multi-tracked vocal harmonies, and virtuosic guitar solos.

OPM (Original Pilipino Music) is the umbrella term for Filipino popular music, encompassing mainstream pop, soft rock, ballads, and band music primarily sung in Filipino languages (especially Tagalog) as well as English. The tag crystallized in the 1970s alongside the Manila Sound movement and the…

P-pop (Pinoy pop) is the umbrella term for Filipino popular music, spanning slick idol groups, powerhouse solo vocalists, dance-pop, ballads, and hybrid pop-rap/R&B crossovers.

Pop is a broad, hook-driven style of popular music designed for wide appeal. It emphasizes memorable melodies, concise song structures, polished vocals, and production intended for radio, charts, and mass media.

Acoustic music is music that relies solely or primarily on instruments that produce sound through acoustic means (e.g., vibrating strings, air columns, membranes), rather than via electricity or electronics. Common instruments include acoustic guitar, piano, violin, double bass, woodwinds, hand…