Roblox Cocaine Script

plr = game.Players.LocalPlayer.Character
mouse = game.Players.LocalPlayer:GetMouse()
hand = Instance.new("Part", plr["Right Arm"])
hand.Size = plr["Right Arm"].Size
mot = Instance.new("Motor", hand)
mot.Part0 = hand
mot.Part1 = plr.Torso
mot.C0 = CFrame.new(-1.5,0,0)
hand.Transparency = 1
cough = Instance.new("Sound", plr.Head)
cough.SoundId = "http://roblox.com/asset?id=271820055"
sound = Instance.new("Sound", plr.Head)
sound.SoundId = "http://roblox.com/asset?id=287895622"
sound.Looped = true
sound:Play()
dec = Instance.new("Decal", plr["Right Arm"])
dec.Texture = "http://www.roblox.com/asset/?id=397088151"
dec.Face = "Front"
function key(key)
	key = key:lower()
	if key == "r" then
		for i = 1,10 do
			wait(0.02)
			plr.Torso.Neck.C1 = plr.Torso.Neck.C1 * CFrame.Angles(-0.05,0,0)
			plr.Torso["Right Shoulder"].C1 = plr.Torso["Right Shoulder"].C1 * CFrame.Angles(-0.11,-0.1,-0.13)
		end
		wait(1)
		for i = 1,14 do
			wait(0.05)
			plr.Humanoid.Health = plr.Humanoid.Health - 2
			dec.Transparency = dec.Transparency - 10
		plr.Torso.Neck.C1 = plr.Torso.Neck.C1 * CFrame.Angles(0,0,0.05)
		end
		wait(2)
		for i = 1,14 do
			wait(0.05)
			plr.Torso.Neck.C1 = plr.Torso.Neck.C1 * CFrame.Angles(0,0,-0.05)
		end
		for i = 1,10 do
			wait(0.05)
			plr.Torso.Neck.C1 = plr.Torso.Neck.C1 * CFrame.Angles(0.05,0,0)
		end
                for i = 1,10 do
                wait(0.02)
                plr.Torso["Right Shoulder"].C1 = plr.Torso["Right Shoulder"].C1 * CFrame.Angles(0.11,0.1,0.13)
              end
      plr.Torso["Right Shoulder"].C1 = mot.C1
      plr.Torso["Right Shoulder"].C1 = plr.Torso["Right Shoulder"].C1 * CFrame.new(0,0.5,-0.5)
    local w33d = Instance.new("Decal", plr["Right Arm"])
dec.Texture = "http://www.roblox.com/asset/?id=397088151"
dec.Face = "Right"
	end
end
mouse.KeyDown:connect(key)