凯，我要陪你笑陪你哭．你就是我要的幸福．帮我翻译英文好吗／

Kay, we will laugh together and cry together. You are my happiness, you are my everything.

K, all my laughters are yours, all my tears are yours.
You are all my dreams come true, you are my destiny.

Kay, I want to accompany you no matter you laugh or cry. You are the happiness that I want.

Kay，i want to laugh with you happily as well as cry sadly. You are the happiness i want to own.

Kay, I want to accompany you laugh and cry. You are the happiness i want to own

Kay, I want to accompany you no matter you laugh or cry.you are my everything.