He worked for 12 radio stations , including all seven radio stations owned by ABS - CBN Corporation as well as other broadcasters like KBS .
De Leon started out his showbiz career in the 1960s as a radio disc jockey and announcer .
De Leon worked for 12 radio stations , including all seven radio stations owned by ABS - CBN Corporation as well as other broadcasters like KBS .
De Leon started out his showbiz career in the 1960s as a radio disc jockey and announcer .