[He actually does notice that, and frowns perplexedly as he tries to loosen his tie]

If I wanted to kill you, I would have done it so many times over! But I haven't, you stubborn--

[The tightening of his tie starts getting to him, distracting him from what he was about to say.] What is with this damn tie? [He starts tugging on it, growing panicked] W-what the hell!