Guinness World Records took to Twitter on Monday to announce the day of the week.
Guinness World Records has now officially announced the worst day of the week.
The world’s authority on record-breaking achievements since 1955, Guinness World Records, has officially named Monday as the worst day of the week.
Guinness World Records tweeted this on Monday, October 17
"We're officially giving Monday the record of the worst day of the week," reads the post.
Twitter users reacted, with many saying it's overdue.