Historical clue formulations

• Amusingly incongruous outcomes — 2025-02-23
• Amusing incongruities — 2020-01-09
• Some of life's twists and turns — 2018-07-28
• O. Henry twists — 2001-12-19
• O. Henry plot twists — 2000-08-31
• Life's strange turns — 1997-09-07
• Twist endings, e.g. — 1996-10-05
• Outcomes other than expected — 1995-07-09
• Opposite-of-expected outcomes — 1995-01-08