Some of you may have noticed the Santa hats adorning everyone's avatars (I'm being facetious, of course you've noticed them!)
They're just a bit of fun for the Christmas period (be thankful I didn't switch on the snow machine.... Yet 
), and will disappear as swiftly as they arrived come boxing day (if I remember to turn them off!)
If they're doing your head in, feel free to switch the theme using the hamburger menu at the top right of the screen, where we have set up non-hat versions of all the themes available.
This may even end in a "Huh, today I learned theres more than one theme on Pi-hole's Discourse.