小賈斯汀的《Boyfriend》的中英文詞曲如下所示：
中文詞：
女：你曾經承諾過要做我的男朋友
你卻忘記了還有我這一個女朋友
男：我還記得你曾經說過要當我的公主
現在卻變成了我的敵人
女：你說你還愛著他
還有太多太多的話
男：我還在原地等待著你的回來
卻聽到你說你要和他一起走
女：現在我總算明白
我們之間已經回不去了
男：所以我要對你說再見
我們的愛情已經結束了
女：你曾經是我的全部
現在卻變成了過去式
男：我還在原地等待著你的回來
卻聽到你要和他一起走
女：現在我總算明白
我們之間已經回不去了
所以我要對你說再見
我們的愛情已經結束了
英文詞：
女：You promised to be my boyfriend
But you forgot about me, your girlfriend.
男：I remember you said you wanted to be my princess,
Now you're my enemy.
女：You said you still loved him,
There were too many words to say.
男：I was still waiting for your return, but now I hear you're going with him.
女：Now I finally understand, we can't go back.
男：So I have to say goodbye to you, our love has ended.
女：You used to be my everything, now it's just a past tense.
男：I was still waiting for your return, but now I hear you're going with him.
女：Now I finally understand, we can't go back. So I have to say goodbye to you. We're done.