You start up a sketchbook thread and begin posting your work for critique, and I offer you this:
Y'see back when I was 13 or so I really liked DBZ, was really bad at art, and had just discovered scanners and Photoshop.
Yes, this is a real thing I drew and colored. I even worked real hard on it, back then.
P.S. The most embarrassing part? Choosing the image categories and description in the 'Manage Attachments" window.