The Ultra Music Festival is an EDM festival that is held annually at various locations throughout the world. The two-day event in South Korea was held on June 12 & 13 at Seoul’s Olympic Stadium and featured a few guest appearances by Kpop idols — Amber and Luna from f(x) as well as 2NE1‘s CL! Amber and Luna appeared on stage with DJ Justin Oh, where they performed an awesome dance remix of “Shake That Brass”. The pair also had the honor of performing “We Own the World” which was the event’s official anthem.
For their appearance, Luna was dressed to party in a StyleNanda KKXX Crop Top ($41) and DRINKSCANCODE Plaid Skirt ($88). She even sported colorful chalked streaks in her blonde hair and a Vintage Hollywood Jeweled Neon Bracelet ($71). Amber’s glittery festival style included a VVV Broccoli Sleeveless Top ($112) and a High Cheeks Pop Cartoon Lips Bangle ($35).