The oldest one in the book, sadly

Me: “How may I help you today?”

Client: “Yes, I can’t seem to move my mouse at all, or do anything. I wanted to send some email invitations!”

Me: “Well, it’s probably nothing major. Your computer is probably frozen.”

Client: “No!”

Me: “Well, bear with me—”

Client: “That’s the same thing my son said when I called him about it. I’ve had the heat roaring in the house ever since, and I still can’t get to my email!”