What makes That XX by G-Dragon notable?

The release of 'That XX' was a commercial success, debuting at number one on the Gaon Digital Chart and contributing to G-Dragon's reputation as a leading figure in K-pop. Its candid exploration of heartbreak and emotional turmoil resonated widely, influencing subsequent artists within the genre and sparking discussions about vulnerability in K-pop music. In 2012, G-Dragon was solidifying his status as a solo artist following the massive success of Big Bang. 'That XX' served as his first solo single from his debut solo album, marking a significant step in his artistic evolution and showcasing his ability to merge personal themes with mainstream appeal.