| Song Name | Kuch To Hua Hai (From "Kal Ho Naa Ho") |
| Singer | Alka Yagnik, Shaan, Shankar Ehsaan Loy |
| Label | Sony Music | Duration | 5 min 22 sec |
Kuch To Hua Hai (From "Kal Ho Naa Ho") mp3 download song sung by Alka Yagnik, featuring music composed by Shankar Mahadevan. This song is proudly presented by Sony Music.