SEVENTEEN is celebrating its 10th debut anniversary and the launch of its fifth studio album, ‘Happy Burstday’, released on May 26, 2025. This album marks a bold new chapter for the group, blending the celebratory message of "Happy Birthday" with the term "Burst," symbolizing their explosive return.
The controversy began when fans reacted to the album’s theme, which reflects SEVENTEEN’s decade-long journey. Critics chimed in, praising the album’s diversity. The title track, ‘Thunder’, is an EDM-based dance-pop anthem that uses thunder as a metaphor for artistic growth. S.Coups stated, > "We’ve taken on many challenges as SEVENTEEN, and this song reflects our confidence in showing new facets of ourselves."
‘Happy Burstday’ features 16 tracks, including three group songs and solo songs from each member for the first time. It achieved commercial success, selling approximately 2.27 million copies on its first day—record-breaking for 2025. It also topped Japan’s Oricon Daily Album Chart for two days straight.
‘Thunder’ debuted at No. 7 on Melon’s Top 100 and quickly climbed to No. 1 by midnight on May 27, 2025. It also reached No. 1 on iTunes charts in 13 regions.
Critics like Clash hailed the album as > "a bold work where energy, individuality, and reinvention harmonize." Billboard remarked that ‘Thunder’ demonstrates SEVENTEEN’s potential for the next decade.
In response to the overwhelming success, S.Coups expressed gratitude: > "Receiving such a significant gift on our 10th anniversary feels incredible." Hoshi added, > "I’m truly grateful to CARATs and will repay this feeling on stage."
SEVENTEEN continues to promote ‘Thunder’, with recent performances on KBS 2TV’s ‘Music Bank’ on May 30 and MBC’s ‘Show! Music Core’ on May 31, 2025. Fans are eagerly awaiting what’s next as the group embarks on this exciting new chapter.