Historical clue formulations

• "Seriously!" — 2026-02-13
• "That's the truth!" — 2025-12-08
• "Really!" — 2025-08-05
• "I swear!" — 2025-05-28
• "I kid you not!" — 2024-03-06
• "It's the truth!" — 2023-11-14
• "I swear!" — 2022-12-29
• "For real!" — 2022-10-21
• "Honest!" — 2020-12-24
• "I'm telling the truth!" — 2020-06-28
• "Cross my heart!" — 2020-01-01
• "That's the truth!" — 2019-11-04
• "Honest!" — 2019-09-25
• "I swear!" — 2019-07-08
• "Honest!" — 2019-05-30
• "Honest!" — 2019-01-20
• "I kid you not!" — 2018-05-08
• "Honestly" — 2018-03-04
• "That's the truth!" — 2018-01-28
• "I kid you not!" — 2017-02-08
• "Dead serious!" — 2016-01-26
• "Truly" — 2015-10-25
• "I'm serious!" — 2013-05-24
• "For real!" — 2013-02-26
• "I swear!" — 2012-09-26
• "For real!" — 2012-07-04
• "And that's the truth!" — 2012-04-11
• "I mean it!" — 2008-10-30
• "And that's ___" ("Believe you me") — 2008-03-02
• "That's the truth!" — 2008-02-07
• "Honest to goodness!" — 2007-08-06
• "This is on the level" — 2007-07-08
• "It's really true!" — 2005-05-27
• "I mean it!" — 2004-08-04
• "Truth!" — 2004-06-10
• "I swear!" — 2004-02-01
• "It's the truth!" — 2003-02-17
• "It's the truth!" — 2002-12-15
• "It's the truth" — 2000-09-03
• "Honest" — 2000-01-28
• "And that's ___" ("Believe you me") — 1999-05-25
• "Truly!" — 1997-07-07
• "Really!" — 1997-04-12
• "That's the truth!" — 1996-03-25