Historical clue formulations

• Olympic sprinter ___'Carri Richardson — 2025-07-03
• Doo-wop's ___ Na Na — 2024-12-22
• ___ Na Na — 2024-12-01
• Doo-wop syllable — 2024-07-02
• ___ cha beef (Chinese dish) — 2024-03-31
• With 65-Across, "Born to Hand Jive" group — 2023-10-14
• "___ La La" (1964 hit) — 2021-08-22
• ___ Na Na — 2020-12-14
• ___ cha beef (Chinese entree) — 2020-11-01
• ___ Na Na — 2020-08-12
• ___ Na Na — 2020-07-12
• Nonsense song syllable — 2018-12-14
• 1950s song syllable — 2017-07-22
• Syllable in oldies songs — 2017-06-14
• ___ Na Na — 2016-07-03
• Lead-in to "la la" — 2015-12-04
• ___ Na Na — 2015-09-07
• "___ La La" (1964 hit) — 2015-08-13
• Nonsense song syllable — 2015-07-17
• Doo-wop syllable — 2014-04-04
• La la lead-in — 2013-11-08
• "___ Na Na" — 2013-10-22
• "La-La" lead-in in a 1974 Al Green hit — 2013-09-22
• ___ Na Na — 2012-11-06
• Doo-wop syllable — 2012-09-02
• Doo-wop syllable — 2012-02-18
• Doo-woppers ___ Na Na — 2011-10-25
• Doo-wop syllable — 2011-06-16
• Doo-wop syllable — 2011-05-08
• Oldies syllable — 2011-02-04
• ___ Na Na — 2010-09-27
• Doo-wop syllable — 2010-06-24
• ___ Na Na — 2010-03-02
• ___ Na Na — 2009-10-13
• ___ Na Na — 2009-09-02
• ___ Na Na — 2009-04-01
• Al Green's "___-La-La (Make Me Happy)" — 2009-03-20
• Doo-wop group ___ Na Na — 2009-03-03
• Doo-wop syllable — 2009-02-08
• ___ Na Na — 2008-05-25
• ___ Na Na — 2007-08-08
• ___ Na Na — 2007-06-13
• "___-La-La" (Al Green hit) — 2007-05-13
• Doo-wop syllable — 2007-02-18
• ___ Na Na — 2006-12-25
• "Get a Job" syllable — 2006-10-08
• ___ Na Na — 2006-07-04
• Oldies group ___ Na Na — 2006-06-05
• Doo-wop syllable — 2006-02-26
• Manfred Mann's "___ La La" — 2006-01-25