Historical clue formulations

• "We are not ___" — 2023-09-24
• Smiling, as members of an audience — 2023-06-18
• Finding it funny — 2022-03-07
• Finding it funny — 2021-03-14
• Made smile — 2021-02-15
• Enjoying a comedy — 2019-10-13
• Made smile — 2016-11-21
• "We are not ___": Queen Victoria — 2011-05-31
• Tickled — 2004-12-05
• Having a laugh — 2000-10-27
• Smiling, for now — 1998-10-08
• Smiling, evidently — 1997-12-04
• "We are not___" — 1996-01-08