K-pop fans were given a treat Saturday with many of the nation’s most popular musicians gathering at the 2017 Fever Festival in Seoul.

At the event hosted by NC Soft at Seoul Plaza in Gwanghwamun, 30,000 fans gathered to watch the performance by K-pop artists like Psy, Highlight, Wanna One, Red Velvet and Black Pink, along with musicians of other genres like rappers Nucksal, Dok2 and singing duo Bolbbalgan4.

Some of the participating artists presented “Fever Music,” the theme song of the festival composed by singer-songwriter Yoon Sang.

photo credit: NC Soft