Thomas Dewey

Another famous meltdown came right after World War 2, when Thomas Dewey challenged Harry Truman for the presidency. The Chicago Tribune incorrectly declared Dewey the winner, but the meltdown started when Dewey, in a speech declaring his intent to take the country for the party, started shouting, in your Insane Quote of the Day, "We're going to Virginia, and we're going to South Dakota, and then we're going to the White House, Yyyaaarrgh!!!!"