Who originally composed the titular song of ABS-CBN's 2009 miniseries featuring AJ Perez?
AJ Perez: Antonello Joseph "AJ" Sarte Perez (February 17, 1993 – April 17, 2011) was a Filipino actor. AJ Perez:  He portrayed one of the lead characters in the 2009 miniseries "Your Song Presents: Underage". Your Song: "Your Song" is a ballad composed and performed by English musician Elton John with lyrics by his longtime collaborator, Bernie Taupin.
Elton John