Girl's Day's Hyeri was recently criticized for her behavior at the '2014 Melon Music Awards' Netizens speculated that Hyeri was mocking B2ST's Dongwoon while he was giving his award acceptance speech. 

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Hyeri left an apology via Twitter saying, "[Addressing Dongwoon's twitter account] @beastdw You know that I'm a fan of B2ST who even went to your concert, right? My actions were because I was overjoyed that my seniors were awarded, but I apologize if it caused anyone to feel bad. I'm sorry. I will watch my actions from now on and showcase a better image." 

The idol also attached two photos of herself where she is seen pouting at the camera in the first, and bowing her head to show that she regrets her actions. 

It appears she deleted the tweets but you can view the screencaps below.

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