What is in McDonald’s Crocs Happy Meals, and how can I collect them all?

CROCS keyrings have landed in McDonald's Happy Meals, and there are 12 to hunt down. The fast food giant has teamed up with the iconic footware brand for the cute collectables. Here's everything you need to know. What is in the Crocs Happy Meal? Each McDonald's Crocs Happy Meal comes with one of 12 pre-selected...