i would say try gimp and it is all free and try seaching on
google to maybe download it.i mite download gimp.gimp is a
good program for shading filling in things and editing
pictures too and loads more things.oh and there is a link on
the fourms to about it so that maybe some help.read the
instructions on the fourms about this ok.gimp can;edit pics
and photos,fill in gaps and you have differant colours of
things to choose so try gimp.i reackon you could do a master
piece with gimp.hope this helps you

Try Gimp yaeh I have it and it's all free so Try it

Why would you get it from a store if it's 'free'? You could
download gimp. On the forums, steet put a link for it. Go
here, and read the instructions. You should look things up
for yourself too, we're not going to spoon feed it to you.
http://baltosource.timduru.org/board/viewtopic.php?t2508

Okay what store did you get yours from?

Search on google.

where do I get it?

Try Gimp. It's the only good program that I know of, and
it's totally free.