Digging Ben Hatke's Zita, Space Girl. Sort of a Calvin and Hobbs feel... I have been meaning to check this out for a long time, and now that I have read the web comics, I think I'll get the book!

Some Sketches

And now, how about a grungy, multi-layered Photoshop composite, British-style (i.e. Advanced Photoshop, Digital Arts, etc.)?

If I was a girl