Historical clue formulations

• Pompous display — 2023-06-12
• Narcissist's indulgence — 2023-04-16
• Narcissist's "journey" — 2022-08-15
• A narcissist may go on one — 2022-02-20
• It may end with a reality check — 2021-01-28
• It's all about me, me, me — 2020-12-29
• Activity of self-interest — 2020-10-31
• Going MY way? — 2020-02-23
• "Travel" for a bigheaded person — 2020-02-06
• Act of self-aggrandizement — 2019-09-22
• Vanity case? — 2019-03-09
• Something only I can go on? — 2018-01-06
• A star might go on one — 2017-09-09
• Bout of swellheadedness — 2016-10-12
• Retweeting of rave reviews, possibly — 2015-05-23
• Self-promotional autobiography, for its writer — 2015-04-28
• A big head may be on one — 2014-08-10
• Immodest display — 2014-05-25
• Display of self-importance — 2013-03-11
• Hardly an instance of modesty — 2012-09-06
• I operation? — 2011-08-04
• Vanity case? — 2009-12-06
• Self-guided "tour" — 2006-09-09
• What a big winner might be on — 2006-07-28
• Vanity case? — 2004-03-12
• Vain voyage? — 2002-09-02
• I movement? — 2001-09-20
• Journey of self-propulsion? — 1998-12-18
• Swellhead's journey? — 1998-09-08
• Braggart's vacation? — 1997-04-27
• Vanity case? — 1996-11-28
• Self-indulgence of a kind — 1996-07-20