Katy Perry has another accomplishment to add to her long resume, her latest single, "Dark Horse" has topped the Billboard Hot 100 charts.

Billboard reported that "Dark Horse" which features Juicy J is the ninth number one single from Perry. This is the first number one single from Juicy J.

Perry spoke to Billboard about her recent success with "Dark Horse." ""This No. 1 is the most unexpected one I've ever had," said Perry. "Dark Horse' has been a dark horse of a song, since August when the KatyCats voted to release it early on iTunes, before 'PRISM' even came out. I'm so thrilled and grateful to have these moments."

The Hollywood Reporter added that Katy Perry has become the most followed person on Twitter in history. Perry surpassed 50 million followers on the social network.