Listen to Main Na Bhoolunga-2(Happy) online. Main Na Bhoolunga-2(Happy) is a Hindi language song and is sung by Lata Mangeshkar and Mukesh. Main Na Bhoolunga-2(Happy), from the album Manoj Kumar Hits, was released in the year 2025. The duration of the song is 7:19. Download Hindi songs online from JioSaavn.