Idina Menzel Says Her Relationship With Lea Michele on 'Glee' Wasn't 'Great for the Ego,' Explains Why

Idina Menzel made her Glee debut in the hit show’s first season playing Lea Michele‘s mom. Now, she revealed how the role really made her feel. The Wicked icon played Shelby Corcoran, who was the coach of the opposing show choir team Vocal Adrenaline. Fans later learned that Shelby was also Rachel’s (Michele) birth mother.