Actor Alfonso Martinez, the eldest son of celebrity couple Albert and Liezel Martinez, on Tuesday turned 22 years old.

The young actor, who first appeared on television sitcom "Oki Doki Doc" with actor Aga Muhlach, is a member of ABS-CBN's elite group of talents, Star Magic.

Alfonso admitted that he never saw himself joining the world of show business. 

Alfonso, who flew to the United States to study, went back to Manila after realizing that his heart belongs here.