The Treblemakers (The Loud Family)

Royal Woods Middle School glee club a cappella group from the "Flying Solo" episode (February 8, 2021) of animated television series The Loud House.

Protagonist Lincoln (Asher Bishop) accidentally wins the audition to do the solo in an upcoming performance, But his friend Clyde (Andre Robinson) really really wanted it. So Lincoln tries to induce laryngitis in himself, so Clyde can take the role.