Step 1 of part 2:
Make the layer your working on fainter. It should look gray to light gray.

Step 2 of part 2:
Create a new layer on top of your first one.

Step 3 of part 2:
Draw over your outline. No need to draw he shoulder oval or he cross on the face again.

Step 4 of part 2:
Color! Erase your old base drawing and turn your opacity off, giving your cat a color all its own.

Step 5 of part 2:
Erase around the edges. I really hate doing this...

Step 6 of Part 2:
Add details. Shade and light, fur texture, etc.
(Forgot to take picture.)

Step 7: of Part 2:
Add background and your done!

Did this help? I can do more if you its want!