Listen to Aaj Mausam Bada Beimaan Hai (From "Loafer") online. Aaj Mausam Bada Beimaan Hai (From "Loafer") is a Hindi language song and is sung by Mohammed Rafi and Laxmikant - Pyarelal. Aaj Mausam Bada Beimaan Hai (From "Loafer"), from the album Flashback Mohammed Rafi, was released in the year 2015. The duration of the song is 6:14. Download Hindi songs online from JioSaavn.