Apink marked its 15th debut anniversary with a sweeping celebration of its career at Jangchung Arena in central Seoul on Saturday and Sunday, proving why the group is among K-pop’s most long-standing girl groups. The sold-out “The Origin: Apink” concert unfolded as a curated journey through the quintet’s history, blending nostalgia with polished live vocals and tightly coordinated choreography. Sunday’s show opened with a recreation of the group’s 2011 debut teaser film, instantly transporting f