Related:

• More fun than a busy signal.
• Tech Support is Just A Busy Signal Away
• It's someone else's fault!
• I've set up my answering machine so that when anyone calls, they here a busy signal.
• It's always someone else's problem anyway ...
• Telepathy is minding someone else's business.
• A senior pilot was explaining his emergency equipment to some cadets touring a US Air Force base.
  He showed them his parachute, emergency radio, signal mirror and other survival items....
• Another harmless practical joke to be played on people living in multiple story apartment buildings is as follow
  Knock on victim's door. Say, "I've got to use your window, someone's about to jump from an apartment above yours....
• My one regret in life is that I'm not someone else.