Santa Stroke Trying To Figure Out This Christmas Movie Title?

Trying to figure out this Christmas Movie Title? - santa stroke

This animated Christmas story begins on Christmas Eve, where people are waiting to see if it is Santa Claus for a mouse a teenager wrote a letter to the editor of a scandal to visit over Easter. The story goes back to the beginning and explains all the places I can not remember. For Intica St. Nick, a watchmaker's a clock in the big city at night is a song that said something to play --

Christmas Is Calling
Santa Santa
(something)
Santa Santa
Kris Kringle Come down from the Milky Way
The Christmas season is approaching
Santa, we need you now

It makes me Bonkers! If anyone knows the title of this film, I am eternally grateful!