The site is called LetzGoparty.com. Currently it covers Delhi, Mumbai, Hyderabad and Bangalore. You can search for the events, parties, fashion shows etc.
One good feature *I thought* was showing the night clubs on the map for a particular city but when I selected a city and clicked Find, I got NullReferenceException. At this moment, looks like they have fixed it right now and it shows No Maps for some cities. For Delhi it shows a JPEG of google maps showing Delhi.
It was good to see some party faces for Delhi and Mumbai on the home page though. But I am not a big party animal so this won't do good.
Check out LetzGoParty.com
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