Historical clue formulations

• Candy bar in the jingle that begins "Sometimes you feel like a nut, sometimes you don't" — 2026-09-11
• Hershey's coconut candy bar — 2020-04-20
• Heaps — 2019-10-27
• Hershey coconut bar — 2019-04-10
• Hershey's bar with coconut — 2008-08-18
• Piles — 2005-08-29
• Spots on diamonds — 2003-06-12
• Diamond elevations — 1997-01-12