ATEEZcollaborationwithBEFIRST BE:FIRST and ATEEZ Ignite with Electrifying Performance in the Music Video for Collaborative Track ‘Hush-Hush’ 6 months ago The music video for 'Hush-Hush', a collaboration between the seven-member Japanese group BE:FIRST and the eight-member South Korean group ATEEZ, has been…