local function SendNotification(title,text,duration,...)
  game.StarterGui:SetCore("SendNotification", {
    Title = title;
    Text = text;
	Icon = "";
    Duration = duration;
  })
end

  game.Players.ChildAdded:Connect(function(player)
  if not pcall (function()
  SendNotification("Joined.",""..player.Name.."",2.5 )
  end) then
    print ("Shid..")
  end
  end)

  game.Players.ChildRemoved:Connect(function(player)
  if not pcall (function()
  SendNotification("Left.",""..player.Name.."",2.5 )
  end) then
    print ("Shid..")
  end
  end)