On Tuesday, January 22, pop star Justin Bieber succeeded in becoming the most-followed person on Twitter, edging out Lady Gaga. Bieber now sports 33,342,299 followers, compared to Lady Gaga's 33,333,682 followers. Of the news, Lady Gaga tweeted that she was "proud of @justinbieber and all the Beliebers! I'm only happy to see your fans growing in size, you all deserve it!" Bieber and Lady Gaga are currently on tour in the United States.