Sunny joined in July of 2013 and Hyoyeon in May of 2013, so it took both of them less than two years to hit the 2 million mark. The girls are pretty fun to follow as they update their fans regularly with a lot of cute selcas.

SEE ALSO: "They're so good, this is what K-pop should be like," Girls' Generation's past live performance gains spotlight after 8 years

You can follow Sunny @svnnynight and Hyoyeon @watasiwahyo.

[Thanks to everyone who sent this in!]