How many movies have Keshav Naidu and Udit Narayan collaborated on?

They have worked on 5 movies together! Their first movie together was Darr (1993) while their highest rated movie together was Dilwale Dulhania Le Jayenge (1995). They have not worked together since Dil Ne Jise Apna Kahaa (2004). They are most known for their drama films together.