Heize revealed her connection with Kim Hee-chul. The 493rd episode of JTBC’s ″Knowing Bros,″ which aired on the 2nd, featured a singer-songwriter special featuring Kwon Jung-yeol, Heize, and Ahn Ji-young. Drawing on her experience on the show, Heize performed a dialect version of ″It’s Raining and So″ (비도 올거야, ″It’s Raining″). Her dialect singing video garnered approximately 3 million views on YouTube.

Regarding her appearance, Heize said, ″There’s no publicity involved, but I mustered up the courage to appear because I wanted to see you.″ She then stirred up a stir by mentioning a private encounter with Kim Hee-chul during the broadcast. Kang Ho-dong responded, ″If we stop here, there will be misunderstandings,″ drawing laughter. Kim Hee-chul clarified, ″It wasn’t just the two of us. I was with singer-songwriter Choi Nak-ta.″

Heize explained her encounter with Kim Hee-chul, saying, ″I ran into Kim Hee-chul while we were eating, and he paid for me. It must have been quite a lot.″ She added, ″Today is Kim Hee-chul’s birthday, right? I prepared a cake.″