lallalalla heundeulheundeul son heundeulgo

The lyrics from the famous Korean pop song "Catallena" by Orange Caramel went viral after a hypnotic video of IZ*ONE's Kim Chaewon covering the song.

Have you "lallalalla heundeulheundeul son heundeulgo ne mogsoriga swil ttaekkaji sori jilleo" today?

Does your mind ever go "lallalalla heundeulheundeul son heundeulgo"?