The aim of this paper is to investigate the meaning of experiences of elderly learners who participated in vocal classroom of classical music program as a part of hobby and specialty activities at university-affiliated lifelong education center after retirement. The participants of this study were the 5 students who took more than 8 semesters in vocal classroom of classical music program of Lifelong Education Center attached to D university in Gyeonggi-do Province. The research methodology is based on a qualitative research, reconstructing Giorgi s phenomenological research methodology, conducting in-depth interviews, and then conducting a four-step study of the overall recognition, semantic segmentation, conversion to academic terminology. As a result of the study, two components, five subcomponents and ten major semantic units were derived. The two components are briefly described as follows. First, participants participation in classical music program was found to be related to the change of consciousness about learning, the increase of participation in learning activities and the practice of participation. Second, their experience of participating in classical music programs was a process of leaving the workplace community after retirement and providing opportunities for people to live with their fellow elderly people and to form a consensus and dauntless life. The change of life after their participation experience, was meaningful as mental health that enables the continuation of learning and the return for the pursuit of happiness. In conclusion, the classical music program of university-affiliated Lifelong Education Center shows that it helps the professional retired elderly to change their perceptions of learning, to maintain healthy body and to increase interpersonal relationship, emotional stability, and to expand opportunities for talent donation and social service participation.