As K-pop continues to rise in global prominence, fans now expect high-quality live performances from their favorite idols. While many fans demand authentic live singing and frown upon lip-syncing, industry insiders explain that the demanding choreography of K-pop performances often necessitates a combination of live vocals with pre-recorded tracks. This blending of live and recorded elements has become a common practice, with some estimating that K-pop idols may only sing around 10 to 20 percent of their songs live during performances. The debate over lip-syncing extends beyond K-pop, with artists from various genres, including legendary pop stars like Michael Jackson and Madonna, having utilized lip-syncing in their performances. Factors such as intense choreography, technical limitations, and the need for consistency in sound quality across different venues all play a role in the prevalence of lip-syncing. Ultimately, the boundaries between what constitutes a traditional live performance and the use of pre-recorded elements have become increasingly blurred in the music industry, with practical considerations often influencing artists' choices on stage.