Those were what I read regarding MTV The Show :3 All credits go directly to @LYeolNam who were there themselves! DAEBAK!

(LYeolNam FanAcc) WH backhugged Yeol and wanted to dance TROUBLEMAKER with Yeollie :3

(LYeolNam FanAcc) When the DeeJay played TROUBLEMAKER, Yeollie transformed to sexy Yeol-na \^^/''

(LYeolNam FanAcc) Hoya did, 'I say ho, u say....' thing, NaMu threw hearts :3 Both of them went: 'Yo DJ' to the DeeJay :3

(LYeolNam FanAcc of MTV The Show) : While preparing for the Show, Yeol whistled to TROUBLEMAKER