Delnaaz Irani revealed that no one used glycerine during Shah Rukh Khan's death scene in 'Kal Ho Naa Ho'. "The atmosphere was so real that...everyone was actually crying, which made the whole scene very memorable," she added. 'Kal Ho Naa Ho', also starring Preity Zinta and Saif Ali Khan, is set to be re-released in theatres on November 15.