グリークラブ
"Mattress", also known as "Once Upon a Mattress", is the twelfth episode of the American television series "Glee". The episode premiered on the Fox network on December 2, 2009. It was written by series creator Ryan Murphy and directed by Elodie Keene. In "Mattress", the glee club discovers that they are going to be omitted from the school yearbook. Club member Rachel Berry (Lea Michele) has the team cast in a local mattress commercial in an attempt to raise their social status. Glee club director Will Schuester (Matthew Morrison) discovers that his wife Terri (Jessalyn Gilsig) has been faking her pregnancy.