Girl's Day's Hyeri fell for MC Shin Dong Yup's trap on the recent episode of KBS' 'Immortal Song 2' and mentioned her boyfriend Tony An. 

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After their performance, Girl's Day met with Shin Dong Yup for a quick interview. Without mentioning Tony An, he asked, "What did oppa say when you told him you were coming on this show?" and Hyeri shyly answered,"Win first place..."

Then, Shin Dong Yup asked her about her siblings and Hyeri told him that she only had a younger sister. 

After hearing her answer, Shin Dong Yup playfully commented, "You don't have an older brother? You just have a sister? I was wondering how your older brother cheered you on. But I guess it's a senior that you know told you that..."