I'm surprised no one has commented. Personally I think this is very troubling. Have you ever heard of "parasocial relationships"?
She’s 5. Did you never write a letter to Santa? Or at least wait up to see if Santa came on Christmas Eve?
And I thought others may be as well.
You are right: No panic warranted or indicated just yet. ;D
And yeah. I was that kid. Did a ton of crazy things.