Possible Clues:

• One who's hardly saintly
• Gregg Allman "I'm ___"
• Hardly the saintly type
• Dido's debut album
• twenty-six down's debut solo album
• Dido's solo debut album
• Dido's multi-million selling album
• Dido's million-selling album
• Dido's debut solo album
• Like the leather in Dylan's boots, maybe