1. Wandering Soul / LAZY
2. 1977 / LAZY
3. Happiness ～二人で過ごすX’mas～ / LAZY
4. Wandering Soul (Instrumental) / LAZY
5. 1977 (Instrumental) / LAZY
6. Happiness ～二人で過ごすX’mas～ (Instrumental) / LAZY
Lazy 's debut 40th anniversary. The first single in 6 years. In 1977, 40 years after fulfilling a brilliant debut as the youngest rock band in history, Kageyama Hironobu, who exists as a pioneer of the anison world, hard rock world Three of the bands overwhelmingly endorsed by Loudness guitarist Akira Takasaki, and keyboard Shunji Inoue reunited here. For 40 years, a song composed of the history of each of three people who constantly aimed for height was born. Not only in the anison world, the music industry as a whole will pay attention to one of the greatest! 3 songs + Inst.