If you’ve been at Katie’s Grandma’s house on Christmas Eve any time in the last seventy years, you would have experienced one of humankind’s most reliable of formulae, Christmas with Grandma Jean. And it’s worked for so many years, why mess with perfection. I’ve been to three and you always know what you’re going to get. And so, we can now see how its done in this behind-the-scenes film. Spot the four generations of Tivers, ranging from nine weeks to 95 years.