How many movies have Concha del Val and Jesús R. Folgar collaborated on?

They have worked on 3 movies together! Their first movie together was El abuelo tiene un plan (1973) while their highest rated movie together was ¡Vaya par de gemelos! (1978). They have not worked together since ¡Vaya par de gemelos! (1978). They are most known for their comedy films together.