How many movies have Aruna Irani and Pyarelal Ramprasad Sharma collaborated on?

They have worked on 27 movies together! Their first movie together was Patthar Ke Sanam (1967) while their highest rated movie together was Chor Sipahee (1977). They have not worked together since Aurat Aurat Aurat (1996). They are most known for their drama films together.