It's safe to say this family will never, ever have another holiday surprise quite like this one! Improv Everywhere [1] brought some serious Christmas cheer to a random family, showing up at their doorstep to carol with a 13-person choir and a 20-person brass orchestra — not to mention a bunch of Santas, some fake snow, and holiday lights galore. The elated looks on the kids' faces say it all — such a magical moment. Watch the awesome surprise above, then check out more viral videos [2]!