Karan Johar gives a big hint for Dostana sequel. Karan Johar teased fans with a cryptic video and revealed that he is announcing his next production. Got a ring to it, doesn't it? You know what it is! Stay tuned and watch this space - announcement coming your way tomorrow!" he wrote.From the video, it looks like Karan is hinting at Dostana 2, a sequel to the 2008 hit Dostana.

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