VOCALRACHA is a Stray Kids sub unit that currently consists of Seungmin and I.N. Woojin left the group in October 2019. They debuted with a cover of JJ Project’s “Tomorrow, Today”, in a video titled ‘[Stray Kids : SKZ-PLAYER] Woojin X Seungmin X I.N’ on September 2nd, 2018. They performed “My Universe” during the “District 9 Unlock” tour and released the song on Stray Kids' album ‘IN LIFE’ in September 2020.