Event Brief
Butter Run Challenge Gains Popularity in South Korea
Filed: Mar 18, 2026 at 12:09 AM ET
Summary: Runners in South Korea are sharing videos of their unique 'butter run' challenge on social media.
WHO: Runners
WHAT: Butter run challenge
WHEN: Mar 17, 2026 at 11:49 PM ET
WHERE: South Korea
WHY: To share experimental videos online
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