From emotional ballads to record-breaking anthems, these songs capture BTS' journey, artistry and cultural impact. A global phenomenon, Dynamite was BTS' first all-English single. It broke charts worldwide with its retro pop energy and pandemic-era comfort. It is often called BTS' most emotional song. Spring Day is a haunting ballad about longing, loss and hope that never leaves Korean charts. It is a sensual, philosophical and visually iconic track. It marked BTS' artistic leap into darker and more complex storytelling.