How many movies have Gabby Concepcion and Lolit Solis collaborated on?

They have worked on 4 movies together! Their first movie together was I'll Wait For You (If It Takes Forever) (1983) while their highest rated movie together was Spark in the Dark (1991). They have not worked together since Kailan Dalawa Ang Mahal (1993). They are most known for their drama films together.