The world's biggest K-pop festival marked its 21st year in 2015, with groups such as EXO, 4Minute and SHINee electrifying the Seoul World Cup Stadium.
The world's biggest K-pop festival marked its 21st year in 2015, with groups such as EXO, 4Minute and SHINee electrifying the Seoul World Cup Stadium.
![TWICE WORLD TOUR [TWICELIGHTS] in Seoul](https://image.tmdb.org/t/p/w342/hzia9f6BVdVJK4oeHt06ZlJievf.jpg)