At an upcoming event...
UFZS is split into UFZS pixy and UFZS sexy
Pixy: Sengoku, Sekine, Arai doing Rainbow Pixie's song
Sexy: Ayano, Akari, Konatsu, Morisaki doing Sistar's How Dare You
There's a bit of their dance practice at the end of the video above
DO YOU NEED TO GUESS WHICH ONE I'M LOOKING FORWARD TO THE MOST