Jambay Lhakhang Drup is held on 15th to 19th day of 9 month of Bhutanese calendar. It is celebrated in Jambay Lhakhang in Bumthang which is the oldest Lhakhang in Bhutan. This festival is unique from other as it has fire offerings and naked dance. The fire offering will burn away all the obstacles and naked dance represents the primordial wisdom of awareness and emptiness which is only done in Jambay Lhakhang Drup. People across the country come to witness and get blessing from this and this festival is one of the most important festivals with unique mask dance.