2NE1 Dara, Playing the Guitar At the Gym?

Group 2NE1's Dara played the guitar at the gym, revealing her silly side once again.
Today, Dara posted on her Twitter, "Hongdae goddess. Not... Gym goddess" along with a picture.
In the picture, Dara is sitting down on an equipment at the gym, playing the guitar.
Internet users who saw this commented, "She is one silly girl," "I wonder how good she is at the guitar," etc.