It is celebrated during the ninth or tenth or eleventh month of the Spiti calendar, the actual days being fixed by the lamas. People gather and worship together for two or three days. The famous devil dance is performed by the lamas on the fourth day of the festival. It depicts the victory of good over evil.

People from all over the Spiti region participate in these festivities, which are accompanied by community drinking, eating, dancing and singing.

Ladarch Fair
This is one of the most important fairs of the Lahaul and Spiti region, held annually near the Kibber region. It attracts traders from Ladakh, Lahaul, Bushahr and Spiti, who come here in July to sell their products and buy those of others. The Ladarch fair used to attract traders from Tibet, but this is no longer the case. Community meals are arranged on the fair days of which everyone partakes.

Pori Fair
This fair is held at the Triloknath Temple in the Pattan Valley every year during the month of August. The holy lamp at this temple is always kept burning in pure ghee (clarified butter). It has a circumference of about two feet and a depth of six inches. The common belief is that the god Triloknath rides a horse that takes him around the temple. On the occasion of the fair, the horse comes and sits at a prominent position from where he can watch the whole fair and all the participants can

Every year thousands of people visit the Triloknath fair, which also has a considerable religious significance. During August, the weather is good and best suited for holding such an event.