Episode's Harmony played in

• Season 1:
• The Harvest
• Out of Mind, Out of Sight
• Season 2:
• Surprise
• Bewitched, Bothered, Bewildered
• Season 3:
• The Wish
• Graduatio Day, Pt. 1
• Graduation Day, Pt. 2
• Season 4:
• The Harsh Light of Day
• The Initiative
• Pangs
• Restless
• Season 5:
• Real Me
• Out of My Mind
• Family
• Fool for Love
• Crush