Image manipulation is absolutely one of my favorite things to do. Here is my want-to-be DP before and after shots. We used random house lighting items to attempt a decent lighting set up. Here's before (top) and after Photoshopping (bottom).
I sent waverlyfilms.com a fan art drawing of there snow monster 4 or so months ago and now they have asked if they can print it for their shirts!! Here is proof.