Mental Patient!

Place : Mental Hospital
Members : Doctor, Nurse, Patient

Doctor : What is your name?
Patient : ???
Doctor : Nurse, keep him under treatment.

(After 3 months...)
Doctor : Where is your native?
Patient : ???
Doctor : Nurse, continue the treatment.

(After 3 months...)
Doctor : Give any examples for madness?
Patient : Heroism in films, product's advertisement.
Doctor : Oh..great!!.Nurse, discharge him immediately.