Lời bài hát trong album Heartthrob

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• I Was A Fool

  Tegan and Sara
• Closer

  Tegan and Sara
• Now I'm All Messed Up

  Tegan and Sara
• Drove Me Wild

  Tegan and Sara
• Goodbye, Goodbye

  Tegan and Sara
• How Come You Don't Want Me

  Tegan and Sara
• I Couldn't Be Your Friend

  Tegan and Sara