Good Day's song has been revealed! What kind of music did GD choose to liven up the scene? The long-awaited recording day has arrived. From the true professional moments of producer GD, which are duly revealed, to the new members of the Good Day family, DAY6, who appear among the singers with unique personalities.

The last story of the 2025 Good Day Project. A sound source completed with the voices of the Good Day family along with the ear-pleasing live performances of famous song craftsmen! Meanwhile, the last couple of '88, GD X Kwanghee, returns to their childhood at an amusement park date! Even the best couple Hyung-don appears as if by magic? Their last Good Day unfolds.