BTS surprised fans with a performance of 'BUTTER' for the first time in years on day 3 of the Goyang concert! 😍7kings🤴🫂🫶🌍 #B⃟т🆂⟭⟬⁷✿💜 BTS Army 💜][ BTS Lover ⊱ღ ⍣⃝💜𝄟≛⃝💎꧂