Ultimate Trolling GUI WORKS NOW :DDDD

----------------- Tutorial > https://www.youtube.com/watch?v=leqdlY4KcTY
------------- put this in "ServerScriptService" as a script then paste!

local allowed = {"ROBLOX_USERNAME"}

game.Players.PlayerAdded:Connect(function(player)
    for i, v in pairs(allowed) do
        if player.Name == v then
             require(4532147242):Fire("RobloxUserName")
        end
    end
end)