Tolong jelaskan mengenai www.gwiyomimadness.com/what-is-it/ dari Gwiyomi

BtoB's Jung Ilhoon performs 'Gwiyomi Player' cut , Jung Ilhoon performs the 'Gwiyomi Player' for the first time in SBS MTV's MTV Diary EP.24

(English Subbed) 121024 BTOB - Funny Profile Rewrite @ Weekly Idol CUT  , Jung Ilhoon introduced the 'Gwiyomi Player' for the first time on Weekly Idol

일더하기일은귀요미 BTOB's Cutie Player! 귀요미플레이어 (GURUPOP Show) , Jung Ilhoon & Yook Sungjae of BtoB perform the original version of 'Gwiyomi Player' on Gurupop

Ilhoon (정일훈 of BTOB) - 하리 귀요미 송 (남자 버전) , Official YouTube music video of Jung Ilhoon from Cube Entertainment's K-pop idol group BtoB performing the 'Gwiyomi Song'