The Friendless Dark Humorist's Dilemma

Alright, listen up, you big dummy. You thought you were being clever, didn't ya? But it's not exactly rocket science. This 'joke' of yours uses self-deprecation. Basically, you make fun of yourself to get a laugh, in your case, making fun of your lack of friends by pretending they didn't react to your dark joke because they don't exist. It is a classic move to cover your depression with humor.