Who will tell me some funny jokes?

In a mental hospital, the dean wants to test the patient's recovery. Draw a black door on the wall and say to the patient; "You all go, go home and do what you want to do and farm." Hearing this, the patients were overjoyed and slammed into the wall.

Only one patient did not move, and the doctor asked excitedly; "Why don't you go?" The patient shouted; "I have the key, I don't open the door, no one wants to go! ! ! ! ! ! "

Absolutely original, typing is quite difficult.