That means a return of scenes like these from 2019 when you dressed up as everything from Super Mario to Santa Claus.
So as you get ready to do your best for charity once more, here are some freeze frames from the last time you braved the chilly North Sea.
1. Looking super, Mario
Didn't they look great for the 2019 dip? Photo: Stu Norton
2. Hearty memories
We arrgh enjoying this look back in time. Photo: Stu Norton
3. A slice of history
Taking a dip in style while dressed as a birthday cake. That's cool! Photo: Stu Norton
4. Every one a hero
It doesn't matter if you fund raised as Superman or Santa - you're all superheroes. Photo: Stu Norton