Every Tuesday, new 'Glee' songs are added which will be featured on the episode airing the same night. Since the show's debut last September, the students and faculty of William McKinley High School have covered a wide range of songs from all genres, past and present. Highlights from episodes include classics such as The Police's 'Don't Stand So Close to Me' to recent hits such as The All-American Rejects' 'Gives You Hell.' An episode which aired on April 20, 2010 titled 'The Power of Madonna' featured music exclusively by Madonna, which was approved by the Material Girl herself. Tune to ...