Actress Lee Na-young and Stray Kids' Felix met on the popular YouTube channel '117-117' in the segment 'Cold Interview.' In the teaser video for 'Felix's Special Cold Interview Lee Na-young Edition,' released on the 1st, Felix appeared as a special MC and introduced Lee Na-young as a top-tier guest.

Lee Na-young revealed that she usually enjoys dancing and singing, and she was seen dancing to Stray Kids' "MANIAC" with Felix. After the performance, Lee Na-young said, "I'm so embarrassed." The two talked about their resemblance, mentioning, "We do look a little alike."

The video also showed, for the first time, the refrigerator of the couple Lee Na-young and Won Bin. Seeing the fridge full of ingredients, Felix said, "You eat a lot," and then mentioned Lee Na-young's husband Won Bin, saying, "But you're not living alone." Lee Na-young introduced silkworm pupae as a late-night snack, and Felix was seen tasting them.

Lee Na-young revealed that she has big hands to the extent that she uses a wok when cooking at home, and she showed her homemaker side by advising Felix, who was preparing vegetables, to "cut the vegetables a bit bigger." Lee Na-young married Won Bin in 2015 and has one son.