The correct question is:
How do we know it is not one of your own keys?

Yo my fellow retard becoin! We had that discussion already. Remember?

See https://bitcointalk.org/index.php?topic=1573035.msg16523548#msg16523548

ff.

A discussion can't happen if there are no arguments presented. Your claim is backed only by underlined bold fonts:

I swear I have nothing to do with this address - except my client found its private key tonight!

Arrogance is a primitive defense caused by the lack of arguments. Your arrogance is quite amusing, my dear friend.