《What If》的歌詞如下：
女：
Baby what if I lose it
我失去了理智
Baby what if I go too far
我太過火
Baby what if I fall for you
我為你傾心
男：
What if it's too late
如果這一切都太晚了呢
女：
Oh oh oh oh oh oh oh oh oh oh oh
男：
Oh oh oh oh oh oh oh oh oh oh oh
女：
What if I'm feeling something real
我感到有些東西是真實的
男：
What if it's just a dream
如果這只是一場夢呢
女：
Oh oh oh oh oh oh oh oh oh oh oh
男：
Oh oh oh oh oh oh oh oh oh oh oh
女：Oh baby what if? Oh baby what if?
男：Oh what if? Oh what if?
女：Baby what if I fall in love with you? (Oh)
男：Baby what if I let you go? (Oh)
女：Baby what if I'm feeling this (Oh)
男：Baby what if I'm just playing you? (Oh)
女：Oh baby what if? Oh baby what if? (Oh)
男：Oh what if? Oh what if? (Yeah) 女：Yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah 男：Yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah yeah 女：What if I'm not the only one? (Oh) 男：What if I'm not the only one? (Yeah) 女：What if they start to see us? (Oh) 男：What if they see us standing here? (Yeah) 女：Baby what if they break us up? (Oh) 男：Yeah break us up like broken glass Yeah 合唱伴唱（無特定歌詞）：What if it's true? What if it's over? (Over) What if it feels right? What if we touch? What if we fall? (Fall) Baby what if? Oh baby what if? (Yeah) Oh what if? Oh what if? (Yeah) Oh oh oh oh oh oh oh oh oh oh oh oh Oh oh oh oh oh oh oh oh oh oh oh yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah Yeah 結束。