Klinger: Colonel, if you can hear me, knock three times. If you can't, knock twice.
(Henry knocks twice)
Klinger: Good lord, he's dead.
  
  (Henry knocks twice)
Klinger: Good lord, he's dead.
 Klinger : Colonel, if you can hear me, knock three times. If you can't, knock twice. 
(Henry knocks twice) 
 Klinger : Good lord, he's dead. 
  http://www.tv-quotes.com/shows/mash/quote_28750.html
  

