Stray Kids deliver one of the most heartfelt moments on THIS & THAT with “I Do,” the fifth track from their 10th Korean-language mini-album.
The rock-infused anthem showcases a more emotional side of the group, replacing explosive energy with powerful guitar-driven instrumentation and a message centered on comfort, empathy, and connection.
Released on August 7, 2026, “I Do” introduces a raw and uplifting sound built around strong rock elements, expressive vocals, and emotional intensity. The track highlights Stray Kids’ ability to move between different genres while maintaining the sincerity and personal storytelling that define their music.
The song features creative leadership from member Changbin, who handled the lyrics entirely. He also worked alongside producers RESTART and Chae Kang-hae on composition, while the production duo managed the arrangement to create the track’s impactful rock-inspired atmosphere.
Lyrically, “I Do” focuses on the hidden struggles people carry behind their smiles. The song delivers reassurance to anyone facing difficult moments, reminding listeners that they are not alone and that their pain is understood. Through its emotional message, Stray Kids offer a sense of solidarity and support.
Before the official album release, the group introduced the song during the Seoul opening shows of their “RUN IT” World Tour at the KSPO Dome on July 25, 2026. The live performance quickly gained attention from fans for its powerful delivery and emotional impact.
With its heartfelt lyrics, memorable guitar-driven sound, and sincere message, “I Do” stands as a touching highlight of THIS & THAT, showing another side of Stray Kids’ musical range and emotional depth.
