One episode of Guarding Sweetheart tells that an idol girl came to Yameng's school to find Yameng, thanking others for not listening to her singing in kindergarten.

Original animation, 85 words debut. Super popular model, good at singing. Yameng's kindergarten classmates. 12 years old (a star one year younger than Bi Yameng), the mantra is cheese! Type A blood, Virgo, violet class in kindergarten, 85 words debut. The legendary girl is good at singing, but You Ya is afraid of singing because she was ignored by everyone in kindergarten. She always remembers what Yameng said to her: "I will listen to you, I will listen to you sing." Always regard your dream as your predecessor. At first, I didn't trust Saishiru. After being confused by Lulu, I became a mystery. Finally, Yameng helped You Ya find the confidence to sing.