Historical clue formulations

• "Later, dude!" — 2026-06-26
• Alternative to "Hasta la vista" — 2024-12-31
• "See ya!" — 2024-12-27
• "Hasta luego!" — 2023-03-03
• "Later, dude!" — 2021-12-03
• Alternative to "Hasta la vista!" — 2019-12-27
• Parting words — 2008-12-27
• Words to leave by — 2007-07-07
• Western "so long" — 2004-09-17
• "Ta-ta!" — 2000-04-18