Right now, it's all ideological reversals, all the time:
McCain: "Which side am I on? As John McCain eyes the White House in '08, he is at war with himself over Bush's escalation in Iraq." Salon, Feb 20, 2007.
McCain: "Welcome to McCain's flip-flop express." Philadelphia Inquirer, Feb 18, 2007.
Romney: "The Talented Mr. Romney." Washington Post, Feb 20, 2007.
Romney: "Governor Romney, Meet Governor Romney." Newsweek, Feb 26, 2007 issue.
Late Update: It's two in two days for the WaPo editorial section! "Mitt Romney's Extreme Makeover" Washington Post, Feb 21, 2007.