April Fools' 2023: Every prank or hoax we can find.

Today is April Fools’ Day, a.k.a. the Day of Lies.

Because The Washington Post is a newspaper, and news is the opposite of a lie, our writers have a tradition of dumping on the holiday, particularly on corporate marketing specialists who use the occasion to deceive their customers with fictitious announcements in the name of "humor."

As a public service, we are debunking every brand- or celebrity-related April Fools’ prank we can find today in the hopes that no one is tricked against their will. Please read and commit to memory:

April Fools’ Day is a garbage holiday. Here is its terrible history.

The future is here! Meet Cleffy, our new AI-powered chatbot designed to help answer all your questions about UMS.Discover everything Cleffy can do → https://t.co/rRxhOoi3yE pic.twitter.com/MODP7cUSdb

A brief, totally sincere history of April Fools’ Day

🇫🇷 Vous n'êtes pas prêts pour ma nouvelle attraction de l'été ! Le plus haut toboggan du monde sera installé sur mon sommet à partir du 1er juillet !🌐You're not ready for this! The tallest slide in the world will be installed on my summit from July 1st!📽️@origiful pic.twitter.com/MrwlmYvtic

A post shared by Zion National Park (@zionnps)

This list was updated throughout the day with additional April Fools’ Day crimes. See you next year.

An earlier version of this article inaccurately conflated the University Musical Society with the University of Michigan's musical department. They are separate entities, and neither has a terrifying AI chatbot named Cleffy.