Historical clue formulations

• Overindulged, as a brat — 2022-11-09
• This is not good! — 2022-05-30
• Like a rained-on parade — 2016-12-09
• Bad — 2015-11-13
• Bratty, say — 2012-04-03
• Having turned — 2008-01-12
• Rotten — 2005-01-30