Listen to Mere Dil Mein Aaj Kya Hai online. Mere Dil Mein Aaj Kya Hai is a Hindi language song and is sung by Kishore Kumar. Mere Dil Mein Aaj Kya Hai, from the album Rajesh Khanna - Romantic Hits, was released in the year 2003. The duration of the song is 4:22. Download Hindi songs online from JioSaavn.