To tie into the 65th anniversary of the beloved comic strip characters of 'Peanuts', and the release of the Peanuts feature-length film, the U.S. Postal Service launched a Peanuts-oriented holiday campaign. Some of the cool promotional marketing ties include special stamps, stationary, and a cool app that let's you take a picture with your favorite Peanuts member like snoopy and more. Here's how i