Historical clue formulations

• Puppy's plaint — 2025-06-20
• Dog's "Pleeeeze!" — 2022-05-10
• Show petulance, in a way — 2021-11-19
• Be a kvetch — 2021-09-02
• Complain annoyingly — 2019-04-22
• "Do I have to?," for one — 2014-08-30
• Complain annoyingly — 2012-03-19
• Complaint — 2011-01-07
• Engine sound — 2010-03-05
• Steel guitar sound — 2007-06-22
• "Are we there yet?," maybe — 2005-07-21
• Be a kvetch — 2004-05-12
• Kvetch — 2003-06-15
• Irritating sound — 2002-10-27
• Complaint — 2000-04-09
• Complain — 1996-10-22
• Complain — 1995-10-29