Yeonjun sings this in “Cat & Dog” by Tomorrow x Together.
Naega byeonhae (내가 변해) means I change in English
The lyrics (in English) goes: “Feels like Cinderella I change (hey)”
“From a kitty….”
people have made this into a meme and it has been made as remixes on tiktok (the best out there)
for example, people have used the naega byeonhae sound with songs like “The Feels” by Twice and “Not Shy” by ITZY
Naega byeonhae as in the art of feeling like cinderella is a yeonjuned phrase meaning "I change" yeonjun is the CEO of this phrase so get in line. In korean these letters are "내가 변해"