What is hum rahein na rahein hum?

"Hum Rahein Na Rahein Hum" is a popular Hindi song from the Bollywood movie "Dil Chahta Hai" released in 2001. The song is sung by Shankar Mahadevan and composed by Shankar-Ehsaan-Loy. The lyrics are written by Javed Akhtar. The song conveys the sentiment of friendship and the everlasting bond between friends, even if they are not physically present with each other. The catchy tune and soulful lyrics have made it a favorite among listeners, especially among fans of the movie "Dil Chahta Hai."