Ganesha is the only god worshipped by all the seven Sampradayas. Even in Vishnu temples He has a place with the name "Thumbikkai Alvar". So, Ganesha is worshipped by all the seven major Sampradayas of Hinduism. That is why I say, Ganesh Chaturthi is the most-celebrated festival in Hinduism! I can say, in the whole world, the largest-celebrated festival! Because, other than Hinduism, no other religion celebrates festivals in such a large scale. Because, other religions,