Ganesh festival
We celebrate ganesh festival on August/September month. His birthday is celebrated all over India .This festival is celebrated for 10 days from Ganesh Chathurthi to Anantchaturdashi
People clean and decorate the houses with mandap and garlands.They bring the ganesh idol on that day with beatingdrums and music. They install Lord Ganapthi and do puja. Make prasad like Modak and do arathi.
There are many public mandals celebrating this festival. People visit many pandals where different ganapathis are installed during this festival.
Invite relatives and friends to their houses to participate in the function.Ganesh is worshipped for 3 days/5 days or 10 days .On the 11th day, the Idol is taken through the streets in a procession accompanied with dancing, singing, to be immersed in a river or the sea chanitng ""Ganapathi Bappa Morya, Purchya Varshi Laukariya" (O father Ganesha, come fast early next year).
Check these sites out
http://en.wikipedia.org/wiki/Ganesh_Chaturthi
http://www.baps.org/festivals/ganeshchaturthi/
