Arjun Kapoor and his half-sister Janhvi Kapoor will appear together on the sixth season of talk show 'Koffee With Karan'. Sharing their picture from the shoot, Karan Johar wrote, "The #koffeewithkaran sibling episode! Was so lovely to chat with this hysterical brother sister duo." Saif Ali Khan and his daughter Sara Ali Khan will also be appearing in the show.