The message that appears on Pit Day.
Pit Day
From the Hypixel Pit Wiki

Pit Day is a 24-hour long event starting at 5:00AM GMT on February 26 every year.

During Pit Day, most XP and gold earned is doubled. Additionally, the XP and gold limit per kill is doubled.

The following is a list of items that do not grant double XP or gold on Pit Day:

The event honors the anniversary of The Pit's creation, which was on February 26th, 2018.