An official statement has been released regarding Red Velvet’s participation in the 2019 KBS Song Festival and 2019 MBC Music Festival.

Wendy suffered injuries during rehearsals for the 2019 SBS Gayo Daejeon on December 25, and Red Velvet did not participate in the live show as a result.

On December 26, SM Entertainment shared the following statement:

With the exception of Wendy, the other four Red Velvet members will only participate individually such as for their planned collaboration stages and MC role at the KBS Song Festival and MBC Music Festival, and Red Velvet will not perform as a group. Wendy is currently hospitalized and receiving treatment. She will focus on treatment until her health is recovered.

The 2019 KBS Song Festival will be held on December 27, and the 2019 MBC Music Festival will be held on December 31.

Source (1)