Historical clue formulations

• Online "Yay!" — 2026-06-03
• "Yippee!," in internet-speak — 2024-08-05
• "Hurray!" — 2023-08-20
• "Yay!," in internet-speak — 2023-06-04
• "Yippee!" — 2021-04-21
• Informal cheer — 2020-12-11
• "Yay!" — 2018-10-04
• "Wow!," in Internet-speak — 2017-04-05
• "Yay!," in a text message — 2014-01-21