Thursday, December 19, 2019 
Polaris Entertainment has announced the newest member of their boy group TRIPLEME!
The group's Twitter account posted a picture of their newest idol and the sixth member of the group, Yoo Hyun Seok, showing off his beautiful vocals!
Check him out below!
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— TRIPLEME (@TRIPLEME_twt) December 19, 2019
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트리플미(TRIPLEME)의 여섯 번째 멤버 배우 #유현석 을 공개합니다!
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Announcing TRIPLEME’s sixth member 'Yoo Hyun Seok'!
⠀#폴라리스엔터테인먼트 #Polaris #트리플미 #TRIPLEME pic.twitter.com/QK5shxHwyJ
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awww, he's so cute.. looking foeward to their debut!