Listen to Dekho Yeh Diwana online. Dekho Yeh Diwana is a Hindi language song and is sung by Asha Bhosle. Dekho Yeh Diwana, from the album Yeh Zindagi Kitni Haseen Hai, was released in the year 1965. The duration of the song is 3:21. Download Hindi songs online from JioSaavn.