Historical clue formulations

• Went ballistic — 2026-07-13
• Came unhinged — 2020-10-31
• Had a conniption — 2019-09-04
• Went bananas — 2019-01-26
• Became unhinged — 2017-07-13
• Flew off the handle — 2017-06-04
• Went nuts — 2010-05-24
• Blew one's top — 2009-10-11
• Snapped — 2004-05-01
• Flipped out — 2000-09-17
• Went gaga — 2000-08-05
• Went ape — 2000-07-31
• Went ballistic — 1999-11-23