Instagram/RM & Jin TV BTS leaders plead for safety at massive Seoul comeback concert. 260,000 fans expected for free 'ARIRANG' album celebration. Read their urgent message. March 20, 2026 AceShowbiz - BTS leaders RM and Jin have issued direct pleas to their global fanbase, ARMY, to prioritize safety and order at the group's highly anticipated comeback concert in Seoul this weekend. The messages, posted on the fan platform Weverse on Thursday, March 19, 2026, come as the city escalates its terror alert in preparation for an expected crowd of up to 260,000 people.