Sandra Gonzalez
May 09, 2013 AT 12:00 PM EDT

The How I Met Your Mother promo below will debut tonight during The Big Bang Theory, but we thought it was important to show it to you here first.

Why? Because it’s probably going to raise more than a few eyebrows. (Well, you technically only have two eyebrows…but they will be raised.)

In the promo for the show’s season finale, airing Monday, CBS Voiceover Man tells the audience to “get ready for the mother of all secrets,” which we hope means what we think it could mean…

Anticipation overwhelms me. Watch below:


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