Cheka, Jei, and Cao Lu of girl group Fiestar wants to teach you the proper usage of the Korean word “daebak” through their new video series “A-ha!” The video was shared with English and Japanese subtitles through the official Loen Entertainment YouTube channel.

In the educational video on Korean netizen language, Jei first teaches and gives examples of the word “daebak” in Korean. Then Cheska, who is originally from the United States, offers an explanation in English. Lastly, Cau Lu, who is from China, finishes it off with an explanation in Chinese. The girls even offer alternative phrases in their own languages. At the end of the video, the girls ask the viewers to discuss the video on the official LOEN Entertainment Facebook page.

Hopefully these cute girls will share another video soon!  When you watch the first lesson below, don’t forget to turn on the subtitles.