Historical clue formulations

• Hit 2018 Netflix stand-up special for Hannah Gadsby — 2020-09-30
• Broadway title character who runs off to Atlantic City — 2017-03-25
• Fashion designer Lepore — 2016-01-22
• Lepore of women's fashion — 2015-09-19
• "No, No" woman of Broadway — 2014-05-26
• Title character singing in the "Tea for Two" duet — 2013-04-27
• Broadway title character who sings "Tea for Two" — 2013-02-13
• "No, No" girl of Broadway — 2011-03-29
• Tony and Emmy winner Fabray — 2010-03-28
• Title girl in a hit 1925 musical — 2004-05-02
• Name following "No, No" — 2003-03-25
• Title heroine of a 1925 musical — 2000-09-22
• Broadway character who sings "Tea for Two" — 2000-02-26
• Title woman in a 1925 Broadway hit — 1999-05-09
• Girl of a 1925 Broadway hit — 1998-02-21
• Double negative follower — 1994-06-30