Related Clues:

• Big date
• Time to beware
• Julian calendar date
• Bad day for Caesar
• Vespers preceder
• Day of the month
• There are 12 in a year
• Midmonth day
• Day ''Et tu, Brute?'' is uttered
• Nones follower
• Canonical hour
• About midmonth
• Fifth canonical hour
• Roman date
• Bad time for Caesar