This image is INSANELY HUGE.
It's literally over 13,000 pixels tall.
It's a real quicky, as far as tutorials go, and it's not a novice tut, cuz it doesn't show or explain where tools are, etc. but if you already know your way around the program a bit, it should help.
I'm actually making a more full-fledged, legitimate tutorial out of this later on, but here's a smaller version to hold you over.