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Her label Brave Entertainment stated on March 17, "Yoojung was hospitalized late afternoon on March 16 for a case of stomach flu. We plan on observing her progress after Yoojung gets plenty of rest, in order to determine whether or not she'll be promoting on music shows for the rest of the week."
Brave Girls is currently promoting their latest title track "Rollin'". On this week's 'Music Bank', at least, fans will be able to see the full group perform for certain, since all performances airing on this week's show were recorded last week.