Polla Boshak is the day all about culture, tradition and of course food transcending social, political and religious influences. Polla Bishop is a celebration like no other. Observed on the 14th or 15 April. It's a celebration of people that reflects Bengal's unified spirit in both the Bengal West as well as the east or the Bangladesh. Paula Boshade is a day for good food, new clothes, cultural functions and traditional fears. On Paula Bosha is also known as the Church of Songkati