sentences:  Ka Oncha, as she is known among her colleagues from radio, started her career in movies of actor-producer Fernando Poe, Sr. for his production company X'otic Films.It was he who gave her screen name Rosa Mia in her first movie, "Dugo at bayan (I remember Bataan)" in 1946.The movie was also the first for Dolphy, the country's unequivocal King of Comedy.