Samuel “Sam” Mangubat is a singer, songwriter, YouTuber and vocal arranger from Laguna. His name made waves on social media since his recent appearance on ABS-CBN’s Tawag Ng Tanghalan sa Showtime. He is popular among young ladies and Filipino fans from all over because of his voice, charm and baby face looks. Sam is ABS-CBN’s … Continue reading Sam Mangubat On Tawag Ng Tanghalan: Here’s Everything We Know