Related Clues:

• Wee hour
• A wee hour
• Graveyard shift time
• A time in the wee hours ...
• When one might have a late lunch
• Early feeding time
• When a late lunch might happen
• Time to close a bar, maybe
• Feeding time?
• When daylight saving starts
• Fall-back time?
• When four bells ring on the middle watch
• Bar closing time, often
• When some bars close
• When daylight saving begins: Abbr.