Mrs. Claus was first reference in 1849 by James Rees in his short story "A Christmas Legend." She is traditionally known for helping the elves make cookies, taking care of the magic reindeer, and helping her husband prepare for Christmas Eve. While her first name is not definite, she has been called Mary, Jessica, Layla, and Martha. There are many people that have the kind, giving spirit of Mrs. Claus, and this "Mrs. Claus On Board" Adhesive Decal is a great addition for your car as you spread holiday cheer! It also makes a great gift if you know someone else who has the same loving spirit.