Ranbir Kapoor and director Imtiaz Ali were spotted club hopping in Delhi Wednesday and sources claim it was part of location hunting for their next film "Rockstar".

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"Imtiaz and Ranbir went to F Bar, LAP (actor Arjun Rampal owned club) and then checked out Agni (bar) and Aqua (lounge bar) at The Park hotel," a well-placed source said.

"They are probably planning to zero in on a club like place for the shooting of their next," the source added.