Animal Appreciation Day
Celebrated by going vegan for a day and donating/volunteering at local rescues.
Mountain Dew Day
world peace day...........that lasted 365 days
Trafalgar Day - to celebrate when the French were sorted out.
How about Blamestaking Day--much like Thanksgiving. We set aside one day a year to apologize for the rest of the year's mistakes, arrogance, and misdeeds. Then back to business.
Siblings' Day, to fill the void left between Mothers' and Fathers' Days. Don't forget Cousins' Day, either.
Innie minnie mineyday.. lol. everyone can pick their own 1 day off per year. no questions asked!
Worker's day. A big workers party in the streets. No one works that day.