Christmas whistlers managed to stay focused even after a tiny ninja appears out of nowhere

When most people try to whistle their favorite song, you can maybe catch a few notes before the whistle fades out and becomes incoherent breathing sounds. Whistling is an intensive activity after all.  
Jaclyn and Jason Hayes uploaded a video of their whistling styles over the weekend. What was probably meant to be a nice, festive moment turned a LOT more interesting when a small ninja emerged from behind a Christmas tree. The pair manages to stay focused even though danger is now so close