Historical clue formulations

• Game with a hands-down winner? — 2024-05-03
• Game that got a big boost when Johnny Carson demonstrated it with Eva Gabor on "The Tonight Show" — 2020-12-20
• ... with a mat with colored circles — 2014-10-13
• Popular party game — 2004-02-04
• Classic party game — 1999-10-29
• Chubby Checker, for one — 1995-12-12