Kpop girl group 'Red Velvet' participated in SBS Power FM 'Lee Guk-Joo's Young Street', a visible radio,
which aired on April 1st.

A gif of the members putting eye drops was posted on an online community, which gained netizens' attention

Internet users who witnessed the picture made comments:
'Now I know that color lenses make their eyes tired',
'Appearance should be nice, but please take care of their health!',
'Seul-gi is like the others' mom haha', and etc.