Historical clue formulations

• Monty Python musical with a portmanteau title — 2026-07-07
• Musical whose preshow warning about cellphone use says that knights “may drag you onstage and impale you” — 2024-02-16
• Tony-winning musical with the song "Knights of the Round Table" — 2023-04-10
• Tony winner after "Avenue Q" — 2018-06-02
• Tony-winning musical with the song "Find Your Grail" — 2014-07-20
• Musical with a cow that's catapulted over a castle — 2013-10-12
• Tony winner after 5-Down — 2012-12-27
• 2005 Broadway hit based on a 1974 film — 2012-01-11
• 2005 Tony winner for Best Musical — 2011-06-30
• Tony winner between "Avenue Q" and "Jersey Boys" — 2009-10-10
• *What some unscrupulous e-businesses do? — 2007-09-26