Actress Kareena Kapoor is said to have laughed a lot when she saw her actor-husband Saif Ali Khan don the look of a 'sexy woman' for a scene in Sajid Khan's forthcoming movie 'Humshakals'. A source says that when the actor got ready with his costumes and make-up and came out of his van, Kareena just couldn't stop laughing at him. "Kareena who was on the sets of 'Humshakals' for a few days when we were supposed to shoot for the cross-dressing scene. She was quite excited to see Saif dress up...