Listen to Happy Happy Christmas (From "Alluri Seetharama Raju") online. Happy Happy Christmas (From "Alluri Seetharama Raju") is a Telugu language song and is sung by Rita Thyagarajan. Happy Happy Christmas (From "Alluri Seetharama Raju"), from the album Santhosham Pongene - Christian Songs, was released in the year 2019. The duration of the song is 2:46. Download Telugu songs online from JioSaavn.