October 16, 2012 10:31 PM EDT
Jewelry Ha Joo Yeon and After School Uee Picture Revealed Online / Credit: d
On October 16, Ha Joo Yeon posted on her twitter, "Jewelry's first week since comeback was good. We will show a better performance next week. Uee bought us a cake after our 'Music Bank' comeback," along with a photo.
In the photo, the two are seen holding up the peace sign and posing for the camera.
Ha Joo Yeon is also holding the cake that Uee bought to congratulate them for their comeback, showing their close friendship.
Internet users commented, "They seem close" and "Uee is so sweet."