They had just been performing all day (from morning to late at night) in separate live events, after having to rehearse for them all day the previous day! Then late that night, after the events' 1st day ended, they came to record 'Heyx3', and then had to rush back to do it all again the next day---performing all day at events!
Jun said he loves to work, but.....enough is enough already! He's TIRED!
and the doll version:
