Listen to Happy Birthday To You Hai Janu Full Track online. Happy Birthday To You Hai Janu Full Track is a Gujarati language song and is sung by Kamlesh Muniya. Happy Birthday To You Hai Janu Full Track, from the album Happy Birthday To You Hai Janu Full Track, was released in the year 2025. The duration of the song is 19:24. Download Gujarati songs online from JioSaavn.