It would seem that someone at Epic Games was too excited for the Fortnite Beach Brutus skin and mistakenly leaked out details regarding the same. While the leak in question didn't reveal much, it did give out information about the description of the cosmetic.
The details for Beach Brutus were only supposed to go live on the Fortnite home screen after the set was added to the item shop.However, for some reason, the description of the Fortnite Beach Brutus skin was mistakenly labeled under the new "Pump Up The Jam" emote. This minor mishap has confirmed that Beach Brutus will be the next Cosmic Summer skin to come to the game.Nonetheless, players are in luck, as according to the leakers and the mishap from Epic Games' side, it's more or less confirmed that the Fortnite Beach Brutus skin will be coming to the item shop on June 26th, 2021.As mentioned above, the Fortnite Beach Brutus skin will be available in a few hours. On June 26th, at 8 pm ET, the item shop is set to rotate and new cosmetics will then be added for purchase.