Chuu shared the story behind the trendy 'Chuu Heart.'
On November 20, LOONA and fromis_9 guested on JTBC's 'Idol Room.' During the show, Chuu revealed she's the creator of the famous 'Chuu Heart' that has been trending among idols lately.
She explained the story behind its creation, stating, "I was trying to make a heart at a fan sign event but it just turned into a circle." Chuu explained she bit into it to make it look like a heart, and said, "I just did it but the fans started calling it the 'Chuu Heart.' It became a hot issue on the web and other idols started doing it too."