10 K-pop idols who were once backup dancers, from BTS members Jungkook, J-Hope, Jimin, Jin, V and Suga, to SNSD’s Hyoyeon who performed with Boa, and solo diva Chungha

• Former Wanna One member Daniel Kang said he was nervous dancing with Fiestar’s Cao Lu on the show Her Secret Weapon, while Monsta X member Shownu once performed with Lee Hyori
• Hyoyeon just joined supergroup GOT the Beat and once formed the dance duo Little Winners with former Miss A member Min, while Daniel Kang hosts dance show Street Woman Fighter