for _, v in pairs(game:GetService("Players"):GetPlayers()) do  
    v.Chatted:Connect(function(message)  
        if message == "/e laugh" then  
            local g = Instance.new("Sound", v.Character.Head)  
            g.SoundId = "rbxassetid://130759239"  
            g.Volume = 3  
            g:Play()  
        end  
    end)  
end