FIESTAR(피에스타) – I Don’t Know(아무것도 몰라요)

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Fiestar (Korean: 피에스타) is a South Korean girl group formed by LOEN Entertainment in 2012. The group originally composed of six members: Jei, Cao Lu, Linzy, Hyemi, Yezi and Cheska. Member Cheska officially departed from the group in March 2014. The group released their debut single, Vista on August 31, 2012.