A man phones a mental hospital and asks the receptionist...
A man phones a mental hospital and asks the receptionist if there is anybody in room 27. She goes and checks, and comesback to the phone, telling him No, the room is empty. "Good," says the man. "That means I must have really escaped."

A little old lady goes to the doctor and...
A little old lady goes to the doctor and says, "Doctor I have this problem with gas, but it really doesnt bother me too much. They never smell and are always silent. As a matter of fact, Ive farted at least 20 times since Ive been here in your office. You didnt know I was farting because they didn't smell and are silent."

The doctor says, "I see. Take these pills and come back to see me next week."

The next week the lady goes back, "Doctor," she says, "I dont know what the heck you gave me, but now my farts...although still silent they stink terribly."

"Good", the doctor said, "Now that weve cleared up your sinuses, let's work on your hearing."