Historical clue formulations

• The ___ Brothers ("It's Your Thing" group) — 2023-06-26
• ___ Brothers, winners of a Grammy Lifetime Achievement Award in 2014 — 2023-04-08
• Name of brothers in the Rock & Roll Hall of Fame — 2022-07-13
• R&B's ___ Brothers — 2021-07-14
• R&B's ___ Brothers — 2019-01-13
• Brothers' name in R&B — 2018-11-11
• The ___ Brothers of R&B — 2018-06-11
• R&B's ___ Brothers — 2018-04-08
• R&B's ___ Brothers — 2014-01-07
• The ___ Brothers (R&B group) — 2013-12-09
• R&B's ___ Brothers — 2011-03-13
• Singing brothers' surname — 2009-08-16
• Longtime R & B family name — 2006-11-24
• The ___ Brothers of 1960's-70's R & B — 2003-06-23
• Soul's ___ Brothers — 2000-09-09