The 46-year-old is shooting for Yash Chopra's untitled film in Gulmarg along with Anushka Sharma.
"I am staying in the room where 'hum tum ek kamre mein bandh ho' was shot in Bobby. Feels sweet...Now just to try and lose the keys," Shah Rukh posted on his Twitter page.
Legendary Raj Kapoor filmed the romantic song for his 1973 superhit teenage romance "Bobby" starring his son Rishi Kapoor and Dimple Kapadia.
