2. The creative director, lyricist and singer of this theme song are all Chris Lee. The title of this song "Priceless Sister" also well explains the characteristics of the program and the contestants. Simple and direct, I am priceless.

3. Three lyrics of the official announcement:

"My lips are priceless, my voice, my kiss.

Public opinion is not good. Being yourself is not a simple slogan, but being single. Look at every cover like a knife in the executioner's hand.

"The girl feels that she is on top, imitating the carved standard image and maintaining a unique edge, especially idols are crazy everywhere. My arrogance and absurdity upset the chicken soup of youth, and it doesn't matter if your face is square. "