I figured that your child only believes in Santa once, and that I had make the "catching Santa on camera" video right.
My daughter bought a scarf for Rudolph and hung it in front of the fireplace for Santa to take back to Rudolph.
Check out my video of Santa coming down the chimney to retrieve the present for Rudolph.
Unfortunately, Mrs. Santa, had quite a reaction to learn Santa was bringing “an animal” into the house and Santa spent some time in the doghouse, but my daughter's reaction made it worth it.
Check it out! https://www.youtube.com/watch?v=B8BD9Ndl5ZQ