Behind-the-scenes footage of G-Dragon working with guests to craft the "song of the year".

The informative text for likely refers to the second episode of the G-Dragon music variety show titled "Good Day," which premiered in February 2025. Episode Overview

The episode features a high-profile reunion of the "88-liners" (celebrities born in 1988), including Kim Soo-hyun , Jung Hae-in , Im Si-wan , and Lee Soo-hyuk . Core Content:

In this episode, the series continues its format as a music project where G-Dragon serves as a producer, collaborating with prominent figures to transform personal stories into original music. Approximately 1 hour and 26 minutes .