Satire/Parody Distinction—Can Satire Ever Be Fair Use? (2006) [pdf](apps.americanbar.org)
apps.americanbar.org
Satire/Parody Distinction—Can Satire Ever Be Fair Use? (2006) [pdf]
http://apps.americanbar.org/litigation/committees/intellectual/roundtables/0506_outline.pdf
Of course, nothing is cut and dry here, and you'll always want to weigh how much you want to risk having to pay for legal representation vs. how much you want to produce this new work.