chat thing

runservice = game:GetService("RunService")
music = Instance.new("Sound", owner.Character.Torso)
music.Volume = 1.75
music.Looped = true
local clickSound = Instance.new("Sound", owner.Character.Head)
clickSound.Volume = 2
clickSound.SoundId = "rbxassetid://4724430129"
owner.Chatted:connect(function(butwhathechatted)
    if owner.character.Head:findFirstChild("chat") then
        owner.character.Head:findFirstChild("chat"):destroy()
    end
local chatopen = Instance.new("Sound", owner.Character.Head)
chatopen.Volume = 1
chatopen.SoundId = "rbxassetid://1293432625"
chatopen:play()
local chatclose = Instance.new("Sound", owner.Character.Head)
chatclose.Volume = 1
chatclose.SoundId = "rbxassetid://1293432192"
    local billboard = Instance.new("BillboardGui", owner.character.Head)
    billboard.Adornee = owner.character.Head
    billboard.StudsOffset = Vector3.new(-1, 2.5, 0)
    billboard.Size = UDim2.new(2,0,1,0)
    billboard.Name = "chat"
    local text = Instance.new("TextBox", billboard)
    text.BackgroundTransparency = 1
    text.TextStrokeTransparency = 0
    text.TextSize = 25
    text.TextStrokeColor3 = Color3.fromRGB(0,0,0)
    text.Size = billboard.Size
    text.Font = "Arcade"
    text.TextColor3 = Color3.fromRGB(245, 205, 48)
    text.Text = butwhathechatted
        for i = 1, #butwhathechatted do
            text.Text = string.sub(butwhathechatted,1,i)
        clickSound.PlaybackSpeed = math.random(70, 185)/100
            wait(0.125)
            clickSound:Play()
        end
    text.Text = butwhathechatted
    coroutine.wrap(function()
        wait(3)
        for i = 1,50 do
            billboard.StudsOffset = billboard.StudsOffset - Vector3.new(0,-0.01,0)
            text.TextTransparency = text.TextTransparency + 0.02
            text.TextStrokeTransparency = text.TextStrokeTransparency + 0.02
            runservice.Stepped:wait()
        end
        billboard:destroy()
        chatclose:play()
    end)()
end)
owner.Chatted:Connect(function(musicchange)
if musicchange == "-music1" then
    music:Stop()
    music.SoundId = "rbxassetid://567129571"
    music:Play()
elseif musicchange == "-music2" then
    music:Stop()
    music.SoundId = "rbxassetid://481096455"
    music:Play()
end
end)