Justin Bieber now has 11 million Twitter followers, hitting yet another milestone in popularity amongst fans.??

Bieber sensation is trumped only by Lady GaGa, who broke 11 million followers in June. United States President Barack Obama trails in third, with about 9 million followers on the social networking site.??

Fans on Twitter celebrated the singer’s milestone:

?Im_applesun tweeted: “@justinbieber our family is getting BIGGER #11millionBeliebers so proud to be part of it , I'll always support you ūüėČ Congrats Justin."

?“@justinbieber Congrats Justin! #11millionbeliebers! You really deserve it! WE ALL LOVE YOU! #BIGFAMILY,” wrote JustinBieber smile??.

"#11MillionBeliebers! I LOVE YOU ALL!! THANK YOU….tonight was already a fun great night and now it is even better. THANK U THANK U THANK U,” the star tweeted after returning home from the 2011 ESPY awards last night.

Bieber attended the athlete-studded awards show in Los Angeles with his girlfriend, songstress Selena Gomez.??

Justin and Selena, 18, intially tried to keep their teen romance under wraps. But pictures of the couple kissing on a tropical getaway and multiple red carpet appearances together have confirmed that the two are happy and going strong.

??On Monday, the couple was spotted singing a duet at a karaoke bar in L.A. The song of choice? “Picure” by Sheryl Crowe and Kid Rock.

Is this the only song Justin Bieber and Selena Gomez will sing together? Maybe.??

When asked if the couple would record a song together in an interview with Good Morning America, Selena said fans would have to wait and see.??

“I’m not sure. Whenever I do songs I kind of do it organically so if it happens, it happens,” she said in the interview last month.