《慢慢长大:麻辣一家亲》的主要内容是：李多乐为寻找妈妈的微笑和李多米他们一起策划了代号为“蒙娜丽莎”的秘密行动，结果弄巧成拙；家里出现灵异事件，李多乐居然找到捉鬼秘诀，演绎了一段搞笑的捉鬼故事；为了在妈妈生日这天给她一个惊喜，李多乐他们别出心裁和爸爸一起来了个整人段子……这一家子谁的搞笑细胞最多？谁整的点子又麻又辣？一家人的亲情互动全都展现在你眼前。 （ Brief introduction of Keep Growing – All in the Family: To get their mother’s smile back, Li Duole and Li Duomi planned a covert action called “Mona Lisa”, but ended up with getting into troubles. Many strange events took place in their house; Li Duole unexpectedly got the secret of catching ghosts and performed a funny story. To give a surprise to their mother, they and their father performed an episode by playing tricks on each other…Who is the most humorous in the family? Who has the funniest ideas? Interaction of the whole family will be completely presented to you. )