A Virginia Beach couple debuted a perfectly harmonized whistle rendition of Christmas classic Carol of the Bells in a November 24 Facebook video. But the pair had the limelight stolen by their son, who appears dressed as a ninja in the background.Maryland native Jaclyn Hayes and her husband, Jason Hayes, shared a video of themselves whistling the entirety of Carol of the Bells in perfect harmony.As they both try to keep a straight face, their young son, dressed as a ninja, hops out from behind a Christmas tree and gives some of his best ninja impersonations.Their clip was shared to the Love What Matters Facebook page where it had earned over 33,000 views at the time of writing. Credit: Jaclyn Hayes via Storyful