Pomplamoose is a musical duo that you've definitely heard but may not have known it. The YouTube sensation takes on Christmas music in a whole new way than you may have ever seen.

Layering different recordings allows for this couple to make their songs sound like an entire band is right beside them, pretty cool huh?

And if you're still trying to figure out where you've heard music like this, check out this commercial and see if it rings a bell:

And here is some of their Christmas collection: