`Upuan` (lit. chair) is the first single of Filipino rapper Gloc-9, from his fourth album Matrikula. The song features Jeazel Grutas, vocalist of the band Zelle. ==Chart performance== `Upuan` is one of Gloc-9`s most successful songs in terms of chart performance, especially in local radio countdowns. The song reached number 17 in the Myx Hit ...