According to Netease Cloud Music, Bunny's original song is Baby Bus, composed by Li Jinhui. The theme of Baby Bus's song "Bunny" is the story that the mother rabbit is not at home, and the wolf pretends to be the mother rabbit and tries to eat the baby rabbit. Through lively melody and simple lyrics, it vividly shows the cleverness and wit of the rabbit.

Baby Bus is a brand focusing on children's enlightenment digital products, and its product line covers children's enlightenment, educational games, education, music, painting and other fields.