In recent weeks, there has been extensive discussion about the live performance skills of idol groups from the current generation. Many popular girl groups have faced criticism for their lack of live performance skills, sparking debates in various online communities.

Amid these discussions, Girls' Generation has been gaining renewed recognition for the exceptional performance skills they showcased 8 years ago.

A video of the Girls' Generation's performance of "Lion Heart" in China was posted on the popular online community TheQoo, where Korean netizens gathered to marvel at the group's performance.

Korean netizens commented, "Wow, they're so good," "All the members are good, this is what K-pop should be like," "After seeing this post, I'm going through YouTube to watch all of their live performances," "They are really talented," "They are so good at performing live but they also seem so at ease on stage," "Nothing short of expectation of Girls' Generation," "They are all good and I love all their vocal color," "There's no member who is lacking," "So good," "Wow," "This is what a live performance should sound like," "I wish they make a comeback again," and "This is what you call actual singers."

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