Historical clue formulations

• Catchy tunes — 2024-03-15
• Conks on the head — 2023-09-12
• Conks — 2021-07-28
• Noggin knocks — 2018-01-10
• Noggin knocks — 2015-07-21
• Moves energetically — 2015-04-04
• Conks on the head — 2013-11-18
• Runs (around), informally — 2011-05-29
• Knocks on the noggin — 2010-09-27
• Hits with one's fist — 2009-03-15
• Bits of Three Stooges violence — 2007-04-01
• Conks on the head — 2003-04-08
• Dances to jazz — 2002-10-20
• Hard knocks — 2001-10-12
• Hard knocks — 2000-09-17
• Conks — 2000-07-03
• Hits, in slang — 1996-12-25
• Conks — 1996-05-04