When Hrithik Roshan was six years old, he appeared in a song in the 1980 Jeetendra-starrer 'Aasha', which was directed by Hrithik's grandfather J Om Prakash. The actor, who turned 43 on Tuesday, later made his appearance in 'Bhagwaan Dada' (1986). He eventually started his acting career with 'Kaho Naa... Pyaar Hai' opposite Ameesha Patel in 2000.