Alia Bhatt spotted outside Karan Johar's house. News about the second installment of the 2008 hit film Dostana has been doing the rounds for a while now, but it seems like the rumour mills have got it all wrong. Filmmaker Karan Johar took to his Twitter handle to clear speculations related to the film. Watch this video to know more!!!

#AliaBhatt #Karanjohar #Dostana2