"Hell-O" is the fourteenth episode of the American television series Glee. The episode premiered on the Fox network on April 13, 2010. It was written by series creator Ian Brennan and directed by Brad Falchuk. In "Hell-O", cheer-leading coach Sue Sylvester attempts to sabotage the relationship between glee club members Finn Hudson and Rachel Berry. Glee club director Will Schuester attempts to begin a relationship with school guidance counsellor Emma Pillsbury, but several obstacles come between them, including the coach of rival glee club Vocal Adrenaline.

Susan "Sue" Rodham Sylvester is a fictional character of the Fox musical comedy-drama series, Glee. The character is portrayed by actress Jane Lynch, and appears in Glee from its pilot episode, first broadcast on May 19, 2009, through the show's final episode, first broadcast on March 20, 2015.