What are the 10 most followed accounts on Twitter?

Twitter yesterday she was eight years old . Since then , the social network has become an important source for news .

Below you will find some of the most followed accounts on Twitter . With more than 51 million followers , music star , Katy Perry is now the queen of Twitter .

Second place is occupied by singer Justin Bieber , with more than 50 million followers .

Occupies third place American President Barack Obama with nearly 42 million followers . His first tweets on Twitter print on April 29, 2007 is : "We are a firm away to end the war in Iraq . "

Besides important characters in Twitter are social networks like Instagram and Youtube more followed . YouTube has over 40 million followers so occupying fourth place among the most followed accounts on Twitter . While Instagram occupies ninth place with more than 31 million followers .

Other people to follow on Twitter are singers like Taylor Swift with 39 million followers , Britney Spears with more than 36 million followers , followed by Rihanna with more than 34 million followers and late singer Justin Timberlake with more than 31 million chaser.