Taeyeon coolly put up her middle finger during a recent performance.
On September 15, Taeyeon performed at 'Albatross Music Festival' in Vancouver, Canada. While singing the track ''I'm Ok'', Taeyeon grooved to the beat and casually put up her middle finger to the part, "No thanks baby."
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The crowd cheered at her cool performance. You can watch the moment yourself @1:45 in the clip above or below.