The hoops tournament has begun, the action is fierce, and the fans are rabid! Well, maybe not rabid, but at least well-spoken. Passionate fans are posting about their teams during the tournament at sports.tumblr.com. What is a Billiken? Who is known as “The Party Starter”? Where does HAVOC live? What are the 70 best basketball tumblrs? Find out the answers to these and other essential questions, and stay up to date on the fan experience at sports.tumblr.com.