The seventh sign of the Apocalypse is now officially upon us: Britney Spears is expecting twins, the New York Daily News reports. What's more, a spy for the paper's Lowdown column adds that she's put dad-to-be Kevin Federline "on a leash" spendingwise. It's a good thing, too, 'cause if little Whitney and Jitney are ever gonna be able to buy skanky hanger-on spouses of their own, they're gonna need every dime Mama can save.