爷妞爱你爱到撕心裂肺
[yé niū ài nĭ ài dào sī xīn liè fèi]
Translated as 'darling, I love you till it tears my heart', it shows an extremely intense, almost painful level of affection. 'Yé niū' (爷妞) is colloquial for 'darling', often used in playful or loving contexts.