Possible Clues:

• Loose gown; Italian city
• Virgil's birthplace
• City in Lombardy — am a nut (anag)
• Italian city; gown
• Am a nut to be in this Italian town
• Am aunt, strangely, in the N. Italy city
• Words to cartoon
• Ray hides posh gown
• Lombardy city
• Mother and aunt designed a loose gown