Katy Perry (@katyperry): Over 52 Million Followers

Photo Credit: Jason Merritt/Getty Images

Justin Bieber (@justinbieber): Over 51 Million Followers

Photo Credit: Kevin Winter/Getty Images for Coachella

Barack Obama (@BarackObama): Over 42 Million Followers

Photo Credit: Kevin Winter/Getty Images for USC Shoah Foundation

Lady Gaga (@ladygaga): Over 41 Million Followers

Photo Credit: Christopher Polk/Getty Images for NARAS

Taylor Swift (@taylorswift13): Over 40 Million Followers

Photo Credit: Dimitrios Kambouris/Getty Images

Britney Spears (@britneyspears): Over 37 Million Followers

Photo Credit: Isaac Brekken/Getty Images for Clear Channel

Rihanna (@rihanna): Over 35 Million Followers

Photo Credit: Bryan Bedder/Getty Images for Christian Dior

Justin Timberlake (@Jtimberlake): Over 32 Million Followers

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Ellen DeGeneres (@TheEllenShow): Over 28Million Followers

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Jennifer Lopez (@Jlo): Over 27 Million Followers

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Cristiano Ronaldo (@Cristiano): Over 25 Million Followers

Photo Credit: Paul Gilham/Getty Images

Shakira (@Shakira): Over 25 Million Followers

Photo Credit: Kevin Winter/Getty Images For 102.7 KIIS FM's Wango Tango

Oprah Winfrey (@Oprah): Over 24 Million Followers

Photo Credit: Chris Jackson/Getty Images

P!nk (@Pink): Over 23 Million Followers

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Demi Lovato (@ddlovato): Over 22 Million Followers

Photo Credit: John Parra/Getty Images for Clear Channel

Kim Kardashian (@KimKardashian): Over 21 Million Followers

Photo Credit: Larry Busacca/Getty Images

Harry Styles (@Harry_Styles): Over 20 Million Followers

Photo Credit: Stuart C. Wilson/Getty Images

Adele (@OfficialAdele): Over 20 Million Followers

Photo Credit: Jason Merritt/Getty Images

Selena Gomez (@selenagomez): Over 19 Million Followers

Photo Credit: Jason Merritt/Getty Images

Alicia Keys (@aliciakeys): Over 18 Million Followers

Photo Credit: Kevork Djansezian/Getty Images