Look at these book journals I've found! They're made by ex libris anonymous, who takes the covers from old books and uses them as the covers for new journals! I love, love, love the Nancy Drew and Hardy Boys journals:
And take a look at this Dr. Seuss journal (I especially like the clear spiral):
What's more, the site also does custom orders. So they will make a journal out of any book you send for $10! I'm thinking a Twilight journal would be nice... :)
What a great way to be green! Now, let's see who's birthday is coming up next...