garden state plaza in paramus, new jersey becomes a caught on camera location for an ambush celebration. ♪ hey santa, santa ♪ i want to sit on you >> shoppers are about to witness a whole different kind of christmas carol. as hidden cameras are set up throughout the mall's atrium. ♪ you're never too old to sit on santa ♪ >> once the stage is set, people step out from the crowd one at a time and sing a verse in this kriss kringle jipg jingle. >> you can keep your holly and christmas tree i want to put my butt on santa's knee ♪ ♪ you're never too old to sit on santa ♪ >> as soon as the second person comes on doing the same weird