Kareena Kapoor Khan, Arjun Kapoor and R. Balki were present at the first look and theatrical trailer launch of their film Ki & Ka in Mumbai. Kareena talked about the reaction of Saif Ali Khan after seeing the promo of the film whereas Arjun spoke about his experience of working with Amitabh Bachchan and Jaya Bachchan in the film. Take a look!