Listen to Happy Chirstmas Aaya online. Happy Chirstmas Aaya is a Hindi language song and is sung by Sunil Chhaila Bihari, Rajeev Sinha, Hafiz Harsh and Mitali. Happy Chirstmas Aaya, from the album Janma Hai Yeshu Raja, was released in the year 2000. The duration of the song is 5:02. Download Hindi songs online from JioSaavn.