External Content
www.youtube.com
Content embedded from external sources will not be displayed without your consent.
Through the activation of external content, you agree that personal data may be transferred to third party platforms. We have provided more information on this in our privacy policy.
Well... the choreography of Big Ocean's Glow has sign language in it.
and I know that some Seventeen songs have sign language too in the choreography. (or in Thanks, there was a part where they were signing the KSL word for "thank you")