"Cute, cute child" is "귀요미"(kwi-yo-mi) in Korean.
The Gwiyomi (귀요미), it is the net terms the meaning of "cute, cute child".
In Korean 귀요미 " Gwiyomi " is compound word of "귀엽다" the adjective (cute), and the character of humans "이" 귀여운 이 → 귀요미. Also some cases be expressed as Gwiyomi. 귀요미송 (Gwiyomi, cute song) of Hari is also popular.