Filipino karaoke nights turn out more vibrant and emotional at the same time with all the best ballad songs played within. While solo artist tracks are always exciting to sing along with, it gets so much better with Original Pilipino Music (OPM) duets that inspires everyone to join in. Many OPM collaborations from classical golden eras embedded strong karaoke culture in the Philippines, making it a staple in contemporary social life. Here are the timeless OPM that never go ou