The pop princess broke records this year by becoming the first person on Twitter to reach 5 million followers.
9On Twitter: Britney Spears
Ranked #9 in Twitter 100
28On Twitter: Chris Brogan
Ranked #28 in Twitter 100
Chris Brogan wants businesses to recognize Twitter is key to their development. He helps redefine community and builds up companies through social networking.
29On Twitter: Amazon MP3
Ranked #29 in Twitter 100
Want to learn the latest on the music scene—and music deals? Amazon keeps you updated on the latest MP3 deals via daily Twitter updates.
38On Twitter: The New York Times
Ranked #38 in Twitter 100
The well-known and highly-respected newspaper offers customizable news with content that’s split among dozens of different sections.
44On Twitter: Barack Obama
Ranked #44 in Twitter 100
Barack Obama made social media history by becoming the first United States president to use Twitter.
55On Twitter: TechCrunch
Ranked #55 in Twitter 100
Keeping up-to-date with the latest tech and web news is a breeze when you’re following the experts at TechCrunch.
69On Twitter: The Onion
Ranked #69 in Twitter 100
With The Onion’s satirical, laugh-out-loud headlines in your Twitter stream, you’ll be able to tap into one of the world’s great sources of humor and parody.
72On Twitter: Ashton Kutcher
Ranked #72 in Twitter 100
When he’s not busy starring in movies or shooting camera commercials, Ashton Kutcher is on Twitter. He was the first twitterer to reach one million followers.
81On Twitter: John Mayer
Ranked #81 in Twitter 100
Whether he’s tweeting about his new music or rambling about modern life, John Mayer makes sure Twitter is never boring.
99On Twitter: PostSecret
Ranked #99 in Twitter 100
Do you want to know a secret? Users on PostSecret’s Twitter page can access the latest anonymous confessions and find information on PostSecret books and events.