On the recent series of Indian Idol Anu Malik stated Mohammed Rafi sang 5 songs for him.
I know of
1. Aa Zara Mere Humnasheen (Poonam 1981)
2. LAgi Lag Jaye (Poonam 1981)
3. Mohabbat Rang Layegi (Poonam 1981)
4. Aankhen Teri Hume Pyari (Hum Paagal Premee released around 1985)
anyone know the 5th song??