Historical clue formulations

• Exclamation that describes 13-, 20-, 30-, 39- and 51-Across — 2017-06-14
• "Wow, I'm standing next to Mr. Clooney himself!" — 2013-03-26
• What President Washington said upon winning the lottery? — 2008-03-17
• Cry when you think you've got it? — 2007-06-01