On Wednesday, Brazilian soccer star Kaka, who plays midfielder for Real Madrid, became the first athlete to collect more than 10 million followers on Twitter. He joins an elite group on the social networking site — among the likes of Lady Gaga, Justin Bieber and President Obama. Twitter Counter, a Web site that offers statistics for Twitter usage, maintains a list of the top 100 Twitter users. Click through to see who (and what) else boasts enough followers to land in the top 20.
1 - @ladygagaLady Gaga broke Twitter records when she became the first Twitter user to reach 20 million followers. But do not forget she was also the first to 10 and 15 million followers. She often shares photos and personal moments. Recent sample tweet: "Is it wrong that sometimes when people call me, I break out into 'Telephone,' my mom always does Beyonce's part."Charles Krupa/AP