问题描述: demi lovato的on the line是和jonas brothers中哪一个唱的啊?还是都有对唱过?哪一段是哪一个唱的啊?我想知道 1个回答 分类:综合 2014-11-26 问题解答: 我来补答 当然是两个主唱都有啦.不过Nick只有两句(never would've said forever,if i knew we'd end so fast.baby i just can't hear what you're saying.),决大部分是Joe. 展开全文阅读