John Hawkins at Right Wing News has the list of 2007's 20 Most Annoying Liberals posted --complete with explanations, defining quotes, pictures and videos.
It's quite the list with adequate supporting documentation cited. Some of the names you'll see: Edwards, Rall, Moore, Sheehan, Daily Kos and Obama. Feel free to caption Obama's "defining Picture":
Go Read the List... Anyone you were disappointed wasn't there?