Actor Sunny Deol promoted his upcoming film Singh Saab The Great on the sets of the TV serial 'C.I.D.', in Filmcity, Mumbai, on Tuesday, November 12. <br /> <br />Sunny Deol said after the special shoot: "I saw an episode (of C.I.D.) before coming here to understand what it was and then I came to know it has been there for 16 years! What else can I say!"
