Historical clue formulations

• Paired number — 2025-08-06
• "You're the One That I Want," for one — 2024-08-27
• Two-piece? — 2024-07-26
• Song for two — 2023-12-25
• 1976's "Don't Go Breaking My Heart" or 2018's "Shallow" — 2022-07-15
• Song that can't be sung alone — 2019-08-20
• What it takes two to do — 2018-08-05
• Number for two — 2018-03-18
• Soprano + tenor, maybe — 2017-04-08
• Something no one can sing? — 2016-11-04
• Sondheim's "It Takes Two," e.g. — 2016-11-01
• Number for two — 2015-02-13
• 1982's "Ebony and Ivory," e.g. — 2014-06-11
• 1965's "I Got You Babe," e.g. — 2014-05-29
• Twosome — 2014-04-27
• What a couple of people can play — 2013-10-04
• Certain recital piece — 2013-05-18
• Offenbach's "Belle nuit, ô nuit d'amour," e.g. — 2013-02-21
• "I Got You Babe," e.g. — 2012-06-28
• Musical piece for two — 2012-01-16
• Piece played by a pair — 2011-11-22
• Number with two — 2011-07-17
• Puccini's "O Mimi, tu più non torni" e.g. — 2011-01-07
• "Beauty and the Beast," e.g. — 2010-11-07
• Shared air — 2009-11-06
• Performing pair — 2009-09-28
• Something one can never do — 2008-05-04
• Performance that takes a second — 2007-11-18
• Any Sonny and Cher song — 2007-10-25
• "Say Say Say," say — 2007-09-23
• Two-player activity — 2006-08-10
• A two-piece? — 2005-04-20
• The Everly Brothers, e.g. — 2004-07-27
• One can't do this — 2004-05-22
• Irving Berlin's "You're Just in Love," e.g. — 2003-04-27
• It may call for four hands — 2003-04-18
• Song for two — 2002-11-25
• Collaborative work — 2002-01-18
• Donizetti's "Tornami a dir che m'ami," e.g. — 2002-01-17
• "You Don't Bring Me Flowers," e.g. — 2001-07-09
• Two-piece? — 2000-12-28
• Verdi's "Fu la sorte dell' armi," e.g. — 2000-07-08
• Tune for two — 2000-05-08
• You can't do it alone — 2000-04-07
• The Carpenters, e.g. — 2000-01-19
• "Heart and Soul," to young pianists — 2000-01-16
• "Up Where We Belong," for one — 1998-04-02
• Puccini's "Flower ___" — 1997-11-19
• Piano-violin piece — 1997-09-24
• Piece for two — 1997-05-28