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Katy Perry is still the reigning Queen of Twitter. The site unveiled its Year In Review on Wednesday, ranking the most tweeted, re-tweeted and trending moments of 2014. Katy remains the most followed artist on Twitter with over 60 million followers!

Justin Bieber enters close behind with 57 million, and was also named the most tweeted-about artist of the year. Stars like Justin Timberlake and Ariana Grande gained the most followers, and 5 Seconds of Summer fans made an impression after using hashtags to make sure the Australian boy band won the Best New Artist at the American Music Awards. 

Michael Clifford of 5 Seconds of Summer's reaction after winning Best New Artist at the American Music Awards.

Billboard says the most tweeted-about music-related moment of 2014 went to Bruno Mars' Super Bowl halftime show in February. The event brought in over 229,000 tweets per minute!  

Bruno Mars performing with his band during halftime at 2014's Super Bowl.

The performance from Imagine Dragons and Kendrick Lamar at the 2014 Grammys in January was the second-most tweeted, followed by Lorde's win that night. 

Imagine Dragons and Kendrick Lamar performing at the 2014 Grammy Awards during their on-stage collaboration.


Photos: Getty Images