Get ready for cute duo group CocoSori!

SEE ALSO: K-netizens react to SNL Korea parodying Min Hee Jin's press conference

The girls dropped their first teaser video for their debut with "Dark Circle," which, contrary to the gloomy name, is actually a very upbeat, quirky, funky, and cute song that talks about how they don't�want dark circles under their eyes! �So don't stress them out!

Do you like their sound?