We already know that 'Khallas' girl, Isha Koppikar and choreographer Vaibhavi Merchant are two of the judges on 'Nach Baliye 3'.

The third judge will be announced in the first episode, on September 21. Till then, here are some clues to help you figure out his identity.

· His real name is Rajinder.

· He joined the industry to become an actor, like his brother.

· His son will soon be an independent film maker.

· One of his biggest hits is a remake of a Kannada film.

· Govinda has worked with him in 16 films.

And if you have still not got it, it proves that you need some lessons in Bollywood trivia. Here is a spoiler – it is none other than director David Dhawan.