Related Clues:

• Fats Waller's '___ I'll Be Tired of You'
• Like water under the bridge
• Old times
• Arthurian days, e.g.
• 'In that case . . .'
• 'And so?'
• Personal history
• Those were the days
• Kind of tense?
• Afterward
• Time past, in time past
• A while ago
• Historian's study
• Years back
• Time past, literarily