Santa with a Guitar

Is this a guitar that he is checking to make sure it works properly before adding to the sleigh?  Or is Santa taking a break and rocking out some tunes?

I would like to enter:
Cupcake Inspirations - Holidays
http://cupcakeinspirations.blogspot.com/2019/12/cic485-gerda-steiner-designs.html

I have used scraps from other christmas cards to create the base.  The image is from Gerda Steiner Designs and is coloured with copic markers and Kindy Glitz.

Here is the inspiration pic: