Girls' Generation's Sunny made a funny slip up during the group's acceptance speech for "Lion Heart" on the latest 'Show! Music Core'.

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The group had their 5th win with the track on the music show, and Sunny took on responsibility for the winning speech. She said, "To Soonsoo who always cheers us on! Thank you! I mean, SONE!" The Girls' Generation members couldn't help but crack up at her mistake.

Check it out above!