Members of Girl's Day, Rainbow & Dal Shabet show off their friendship

 Girl's Day's Hyeri updated her Twitter on 31st December with some new photos.

Besides posing with her group members, she reveals a photo taken with Dal Shabet's Subin. The girls ended 2013 with performance on MBC Gayo Daejun.

Another pair of photos showing Minah and Jaekyung's close friendship.

Meanwhile, Girl's Day, Dal Shabet and Rainbow will make their comeback in January, stay tuned for more news about them.