Cheer up New Orleans. Britney Spears has finally come to Katrina victims' rescue. The recent People covergirl took some local girls shopping, threw some beads off a balcony, and spared everyone a Kevin "Peter Butter Jelly" Federline cameo. Even though he begged (it's Phat Tuesday). Something gives me the feeling Brit Brit won't be venturing outside the French Quarter, but ...