The girls had a surprise 'press conference' with 50 fans before their comeback, and now the girls will have a live Q&A time through After School's official Facebook for their "Catallena" comeback.

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The event will be held on the 18th at 11 PM KST. Fans will be able to ask any kind of question they want, and the girls will respond to the best of their abilities. The girls decided to choose Facebook so they could talk to international fans as well, so make sure to participate!

After School's official Facebook is here: https://www.facebook.com/pledisAS