Historical clue formulations

• Skedaddles — 2025-11-06
• Sings nonsense syllables — 2025-06-03
• Improvises during a jazz performance — 2022-09-21
• Skedaddles — 2022-01-10
• Gets lost — 2021-01-24
• Improvises, in a way — 2018-03-03
• Vamooses — 2018-02-17
• Skedaddles — 2015-03-04
• Beats it — 2014-09-18
• Skedaddles — 2011-10-25
• Does some improvisations — 2009-03-15
• Beats it — 2005-06-22
• Beats it — 2004-04-09
• Skedaddles — 2000-08-13
• Gets lost — 2000-07-14
• Forgoes the lyrics, perhaps — 1999-07-09
• Sings like Tormé — 1998-05-12
• Some "A-Tisket, A-Tasket" renditions — 1996-02-25
• Skedaddles — 1995-06-17