C551 Is this a heavenly joy

"I'm the eldest. I'm already in the third grade this year, and you still haven't gone to kindergarten!" Miao Miao placed her hands on her waist and stomped her feet in anger.

"I'm the boss! I'm taller than you, heavier than you, and I know more than you!" Lu Jiayi also placed her hands on her waist, and angrily stomped her feet.

"So what if I'm tall? I'm still growing