你是我的小呀小傻瓜你是我的小呀小笨蛋
[nĭ shì wŏ de xiăo yā xiăo shă guā nĭ shì wŏ de xiăo yā xiăo bèn dàn]
You're My Little Silly You're My Little Fool originates from song lyrics. It's endearing, expressing deep affection with teasing overtones for someone important to you, implying foolish cuteness or naivety of loved ones in daily actions.