Historical clue formulations

• ___ Dion, the "Queen of Power Ballads" — 2026-04-21
• Big name in power ballads — 2025-06-28
• Pop singer Dion — 2021-04-05
• Singing Dion — 2015-02-11
• First name in pop — 2013-11-22
• Singer Dion — 2013-01-13
• Dion who didn't sing with the Belmonts — 2012-07-12