MamaMOO Sola, how are you guys?

Seoul=) = MamaMOO Sola is entering the broadcasting station attending kbs 2TV 'Yoo Hee-yul's Sketchbook' at the kbs annex in Yeouido, Seoul Youngdeungpo District on the afternoon of the 1st. 2021.6.1

About MAMAMOO

Mamamoo is a South Korean girl group formed by RBW in 2014, composed of four members: Solar, Moonbyul, Wheein, and Hwasa. The group officially debuted with their single "Mr. Ambiguous" on June 18, 2014.  Wikipedia