Well, since I use Photoshop quite often and since I want to be a graphics designer, I'll make my own thread :]
Some of my work:
Signature for myself:
Random signature:
Signature for a friend:
Signature for someone from a game:
Signature for someone from a game:
Signature for someone from a game:
Signature for someone from a game:
Signature for someone from a game:
Feel free to request, I'll try my best to get your request done