Christmas cards are one of the few 20th century traditions that live on in the 21st century.  But Nikki's looking to buck tradition and write a new set of rules when it comes to annual greetings. The year's highest paid musicians earned their cash one of two ways: either by hustling on the road, or by selling their souls.  We'll tell you how the 2012's richest achieved their big stacks.  Speaking of big bucks, Celebrity appearance fees are ridiculous to begin with, but you'll still be astonished when you find out what some Z-listers can make.  Plus, reasons why you shouldn't feel guilty about sneaking a peek at porn at work. Listen: