A Pink's Eunji appeared on KBS 2TV's 'Hello' on December 19!

On this day, she said, "There are a lot of girl group collaboration stages at the end of the year, and I witnessed something then.  On the back of our [fan] sign, there was another girl group [name written there]."

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The MCs asked which girl group it was, and Eunji said, "G-Friend.  I thought I hadn't seen that oppa in a while. Now I see he went over there [to G-Friend]!" making everyone laugh.