Sechs Kies
On May 18, Sechs Kies held a sudden press conference to officially announce their disbandment. Sechs Kies's final performance was at the Dream Concert on May 20. On May 31, Sechs Kies released "Blue Note", a compilation of "Best Of" songs that served as a farewell album to fans. In August, the members of Sechs Kies self-released one final track and music video titled "Thanks" for their fans, which was uploaded online.