At midnight in a hospital, inside a lift, there was a nurse & a girl.They were passing thru 3rd floor which was a mortuary.
Suddenly d door of d lift opens. They saw a boy rushing 2 get inside.
d nurse was frightened & closed d lift immediately.
The girl got curious & asked the nurse: R u okay & why did u do that?
Nurse: I know him. He is 1 of our patients who died yesterday. Did u see that red tag on his wrist. We put red tag on dead patients..

In the dim light of lift the girl suddenly raised her wrist &asked smiling, Do u mean dis red tag?
& the lights went off...