Talk:Epic Rap Battles of History 72/@comment-28353351-20190312191100/@comment-35661535-20190312192826

they're saying 'Beware of the Ides of March'

In this context - Ide means 'Middle of', so basically - Beware of the Middle of March.

They also say something about when the Chicago Shadows are Shortest - or 12:00pm PST.

So beware of (roughly) March 15th at 12:00pm PST