Mamamoo to drop single next month before world tour
A new K-pop update covers Mamamoo to drop single next month before world tour. Mamamoo's special single, “4ward,” will be released on June 4, the group's agency RBW Entertainment confirmed Friday. The single will be the first new material to feature all four members in more than 3 1/2 years, and the timetable poster for the digital single underlined the reu
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