Lady Gaga is no stranger to setting records, and now she's done it again! The pop star gained her 20 millionth follower on Twitter over the weekend, making her the first user in the history of the site to reach that milestone number.
But Gaga will have to fight to hold on to her Twitter title -- hot on her heels are Justin Bieber with 18.1 million followers, Katy Perry with 15.7 million, Shakira at 14.7 million, and Rihanna at 14.5 million.
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Lady Gaga's rise in followers comes right after the launch of her Born This Way Foundation last week. The foundation aims to promote acceptance and put an end to bullying once and for all.
Do you follow Lady Gaga on Twitter? Who's your favorite star Tweeter?