When you see the pictures below, you might be thinking, "Oh wow, I didn't know Kim Yoo Jung was a triplet." Well, be ready to be more surprised because she is not! 

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Netizens are filled with shock by the strong resemblance between Kim Yoo Jung and her older sister and brother, who look insanely alike. Kim Yoo Jung's older sister, Kim Yeon Jung, is 3 years older than her while her brother, Kim Bu Guen, is 6 years older. 

Despite the age gap, the family members greatly resemble one another. Netizens in shock commented, "How many Yoo Jungs are in her family..kekeke," "The whole family is so pretty and handsome," "I've seen them when they were younger too, but wow they look even more similar now," and more. 

Well, can you tell the them apart? Especially Kim Yoo Jung and her sister?