Composer Mithoon says his hit song "Woh lamhe" in the 2005 film "Zeher" changed his life. Recalling how he got the chance to compose "Woh lamhe", Mithoon said: "Ek din mere father ko call aaya from Mr Mukesh Bhatt (one day my father got a call from Mr Mukesh Bhatt), he was producing a film called Zeher.