Jugglin' is a rare emote from the Fortnite: Battle Royale Daily Item Shop. It costs 500 V-Bucks.
Added to the Item Shop October 31st 2018
Fortnite Treat Yourself, Pumpernickel Emotes with Bunnymoon, Deadfire, Airheart & Toxic Trooper
Full Galaxy Set Discovery Glider, Stellar Axe (Pickaxe), Galactic Disc (Back Bling) and Galaxy Skin