How many movies have Ronaldo Valdez and Ruben Natividad collaborated on?

They have worked on 3 movies together! Their first movie together was Napakasakit, Kuya Eddie (1986) while their highest rated movie together was Sgt. Bobby Aguilar: You Only Have One Life! (1993). They have not worked together since Sgt. Bobby Aguilar: You Only Have One Life! (1993). They are most known for their drama films together.