I'll admit, I've been known to forget about things in my freezer for an embarrassingly long time. If you're like me, you could cash in. Papa Murphy's just announced a contest looking for America's oldest pizza. The top 3 with the oldest expiration dates will win free Papa Murphy's pizza for a year, a new freezer and a gift card for groceries. So when you get home, scour the back of your freezer and see what you've got. Click here for info on how to enter.