Season 2, Episode 2: "Britney/Brittany"
Season 2, Episode 3: "Grilled Cheesus"
Season 2, Episode 6: "Never Been Kissed"
Season 2, Episode 7: "The Substitute"
Season 2, Episode 11: "The Rocky Horror Glee Show"
Season 2, Episode 12: "Furt"
Season 2, Episode 13: "Prom Queen"
Season 2, Episode 14: "Funeral"
Season 2, Episode 16: "Original Song"
Season 2, Episode 21: "New York"