The 글리 kids face stiff competition from the Warblers and Aural Intensity (coached 의해 Sue) at the Regionals, so to impress judges Tammy Jean Albertson (Kathy Griffin) and Sister Mary Constance (Loretta Devine)...
The 글리 club works on a duet assignment, and Finn and Rachel plan to throw the competition so that Sam can have a shot at winning. Meanwhile, a 사랑 삼각형 between Mike, Tina and Artie develops.