应该是"卧龙吟"吧,有演奏版的
http://www.lsherhu.com/upload/viewthread.php?tid=7796插曲大全都在这,不过得注册
顶一楼
http://my.kugou.com/search/songsearch.aspx?q=%E4%B8%89%E5%9B%BD%E6%BC%94%E4%B9%89%E6%8F%92%E6%9B%B2 看有么有老音乐资源不太好可能