Because Chen Ming-jen sang Kao Tzu-yang's songs for so long, many people mistakenly believed that Chen had written them, which has given rise to frequent copyright issues. Take "We're One Family," for example.
由於他的創作曲長期以來都是由同族的陳明仁主唱，許多人以為陳明仁就是創作者，導致版權不清的情況經常發生。