The major American music festival, Lollapalooza Chicago 2026, kicked off on August 1, featuring several K-pop artists, as in previous years. Among them, BLACKPINK member Jennie (김제니) made her highly anticipated Lollapalooza debut, headlining the event and becoming a central focus of the festival.
Jennie's live vocal performance garnered particular attention from the public, especially after some netizens recently questioned her stage performances, alleging lip-syncing.
During her approximately one-hour set, Jennie performed several tracks from her upcoming album, alongside fan-favorite hits like “ZEN.” The atmosphere at the venue was reportedly electric.
However, after clips of her performance quickly circulated on social media, Jennie's live vocals sparked polarized reactions among netizens.
Some critics argued that her enunciation was unclear, making many lyrics difficult to understand, and felt her vocal performance fell short of expectations. Comments included: “Singing is her full-time job, how can she sing like this?” “What’s more awkward: her voice shaking, her lyrics being mumbled, or her thinking she performed well?” and “I thought people were exaggerating, but Jennie really isn't a strong singer. I think she's better suited for modeling or acting.”
Conversely, many fans defended Jennie, asserting that she sang live throughout her set, directly addressing previous lip-sync accusations. They praised her live vocal ability and stage presence. Fan comments included: “Jennie's vocals were stable during ‘Seoul City,’ and her stage presence was absolutely explosive!” and “Jennie's live performance of ‘Heaven’ was truly amazing!”
Jennie's Lollapalooza debut has once again become a hot topic online. While some believe she proved her live singing capabilities, others remain critical of her vocal performance, keeping the debate active across social media.


