Related:

• Sign on a music library's door: "Bach in a minuet.
• Signs of life.... Maternity Clothes Shop: We are open on labor day Non-smoking area
  If we see you smoking we will assume you are on fire and take appropriate action On Maternity Room Doo...
• Sign on a scientist's door: "Gone fission.
• Sign on the door of the maternity ward: "Push Push Push.
• Gone Chopin, be Bach in a Minuet.
• Sign on a front door: "Everyone on the premises is a vegetarian except the dog.
• Sign on a door to a psychiatric ward: "Please do not disturb further.
• One fine afternoon somewhere in Scotland an elderly gentleman tries to get into the local betting office.
  Much to his surprise, the door is locked. After a few more futile attempts at opening the door a man sticks his head out of a window....