Britney Spears has become the sixth person in Twitter history to break the 10 million mark. The Femme Fatale singer currently has 10,132,860 followers on the social networking site.
Spears is an active tweeter. She uses the site to send out personal greetings to her followers and to keep fans up-to-date on what's going on in her career and in her life. As of press time, she had sent out 1,095 tweets and was following 419,481 people.