Girl's Day participated in the recording of the 2013 Idols Olympic.
The girls snapped a group photo at the filming set. Member Hyeri updated her Twitter on 29th, she tweeted,"thanks to our fans we have energy to continue! Ate well, although it's tiring but we are happy together. Hwaiting Hwaiting! Have to do better."
Fans commented,"so cute","Hwaiting","Girl's Day all the best" and etc.