Sunggyu 1
Teen Top & Infinite GaleryKim SungGyu
Name : Kim Sunggyu
Stage Name : Sunggyu
Nickname : Grandpa , HamsterGyu , Leader , Honey Sunggyu
Date of birth : April 28 1989
Position : Leader , Main Vocalist
Blood type : A
Educational : DaeKyung University - Practical Music
Hometown : Jeonju , South Korea
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