How many movies have Arturo Fernández and Ramón Fernández collaborated on?

They have worked on 11 movies together! Their first movie together was El señorito y las seductoras (1970) while their highest rated movie together was ¿Quién soy yo? (1970). They have not worked together since Aquí, el que no corre... vuela (1992). They are most known for their comedy films together.