| 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 Shankar Ehsaan Loy, featuring music composed by Shankar Mahadevan. This song is proudly presented by Sony Music.