On March 19, 2026, Stray Kids’ Seungmin sparked buzz by posting new photos and a message on Instagram. Holding a mic against a calm backdrop, he connected with fans in a soft, sentimental mood. In his caption, he dropped the playful line "boom boom chik chik boom," saying he’s feeling fans’ cheers for both "spring" and "boom." Fans were moved by his warm vocals, flooding the comments with praise like "angelic voice," and many thanked Seungmin for his soothing tone and heartfelt emotion.