Born and raised in a small town in the Philippines, Ramon showed dancing and musical talents at an early age. His parents, Florentina and Salustiano Sison, conservative landowners with substantial landholdings, encouraged him to become a doctor but discouraged him from the uncertainties of pursuing a musical or showbiz career. He followed his parents' advice. However, he could not refuse when offered a role in a movie and later opportunities to play the piano and act in radio and televisi...