Historical clue formulations

• Burger, fries and a drink at a special price, e.g. — 2023-11-22
• Small musical group — 2022-07-19
• Fast food order — 2022-02-12
• Trio or quartet — 2020-12-28
• Fast-food option — 2020-02-09
• Jazz quartet, e.g. — 2019-09-09
• Jazz group — 2016-10-03
• Small jazz band — 2015-12-29
• Two-for-one, e.g. — 2012-05-02
• Money-saving restaurant offer — 2009-01-14
• Jazz group — 2004-04-27
• Jam producer? — 2003-01-22
• Small band — 2001-07-15
• Cabaret band — 1999-01-10