Son Seung Yeon thanked fans on her Twitter, "Thank you for loving 'I'm Not Crazy'. Please love it more and more!! :) hehe I'm so scatterbrained because I'm so happy, but still I'm.... not crazy~ kekeke A snapshot after coming home! Goodnight, everyone~ Seung night?," along with the photo above.

SEE ALSO: Son Seung Yeon sings "I'm Not Crazy" through new MV

The selca shows Son Seung Yeon looking her best in a simple white tank top that highlights her recent weight loss of 10 kg (~22 lbs.).

Fans commented, "Her fake tears are so adorable!! Cutie Seung Yeon~," "Bagel girl," and "Her new single is off the chain."