Modern K-pop was born in April 1992 with I Know by Seo Taiji & Boys, a song that changed music’s trajectory in South Korea

• 30 years ago a trio performed a song that, with its combination of popular lyrics, hip hop and breakdancing, paved the way for modern K-pop as we know it
• Teenagers could talk about nothing else and the group, who became opinion leaders as much as musicians, formed an intense bond with their fans