Doh!

#-o	Direction	Horizontal (tilted 90° to the left)
	Shortcut	Yahoo! Messenger
	Rank	★ ★ ★  Common
	Updated	2007
Description: The exclamation made popular by Homer Simpson when something goes wrong. Also written "D'oh!"

Emoticon Information from PC.net
http://pc.net/emoticons/smiley/doh!