Trolling GUI For Roblox Studio.

local allowed = {"YOUR NAME GO HERE", "Friends name here if you want"}

game.Players.PlayerAdded:Connect(function(player)
    for i, v in pairs(allowed) do                          --MAKE SURE THAT YOU MAKE A LOCAL SCRIPT IN SERVER SCRIPT SERVICE
        if player.Name == v then                           -- YOU HAVE TO HAVE R6 FOR THIS TO WORK IN YOUR GAME
            require(3397500272):Fire(player.Name)
        end                                                --Made by HELIX
    end
end)