12:00 pm, March 6th, 2012
In the never-ending battle for Twitter supremacy, Lady Gaga has hit a new milestone.
The singer now tops 20 million followers, becoming the first person to cross the threshold.
At this moment, Gaga has 20.18 million Little Monsters on the social media platform.
Justin Bieber celebrated his 18th birthday week by crossing the 18 million mark to maintain his second-place standing. He can now count 18.14 million Twitter users as followers.
Katy Perry (15.78 million), Shakira (14.58 million) and Rihanna (14.53 million) complete the Top 5.
Other notables include Kim Kardashian (13.67 million), who remains more popular than President Obama (12.86 million).
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