When filmmaker Karan Johar threw a bash at his Bandra residence  yesterday might, it ought to be a star-studded affair with who’s who of film fraternity turning up in full attendance. Among the bevy of cars that shone bright with stars inside, caught on camera were some hot couples, rumoured love birds and some estranged couples too. But what stuns us is how Karan is busy making up Deepika’s hair.