local Players = game:GetService("Players")
local TextChatService = game:GetService("TextChatService")

local function fm(text)
	local list = Players:GetPlayers()
	if #list <= 1 then return end

	local plr
	repeat plr = list[math.random(#list)] until plr ~= Players.LocalPlayer

	local msg = Instance.new("TextChatMessage")
	msg.TextSource = plr
	msg.Text = text
	TextChatService:DisplayMessage(msg)
end

fm("hello guys") -- edit it to the message you wanna