I made the art in my own style
Thats a lie, you didnt do the art in your style, you did a reproduction of someoneelse's style, work and interpretation of a photograph.
Correcting an error begins by fully accepting it, please fully accept what happened.
Furthermore: Can I take this to mean that you understand that this was wrong and get a commitment that you won't do it again?
RE: Apologizing For Missing Out The Original Artist