Historical clue formulations

• They're checked before a show — 2024-12-05
• Lapel attachments — 2024-08-18
• Podcasters' needs — 2024-01-10
• Row for a musical group — 2023-08-17
• Things that may be hot or dropped — 2021-03-10
• They get dropped for emphasis — 2021-01-12
• Speakers' aids, in brief — 2020-11-17
• Some lapel attachments — 2020-06-21
• Hot ones can cause trouble — 2017-12-05