Grand finalist Sam Mangubat sings Yeng Constantino's "Ikaw." Subscribe to ABS-CBN Entertainment channel! - http://bit.ly/ABS-CBNEntertainment Watch the full episodes of It’s Showtime on TFC.TV http://bit.ly/ItsShowtime-TFCTV and on iWant for Philippine viewers, click: http://bit.ly/ItsShowtime-iWant Visit our official website! http://entertainment2.abs-cbn.com/tv/shows/tawagngtanghalan/main http://www.push.com.ph Facebook: http://www.facebook.com/ABSCBNnetwork Twitter: https://twitter.com/ABSCBN https://twitter.com/abscbndotcom Instagram: http://instagram.com/abscbnonline