Possible Clues:

• Val Kilmer's role in 'The Doors'
• Rock star who wrote the poetry collection 'The American Night'
• "Light My Fire" singer mentioned in "Rock and Roll Heaven"
• Musician arrested onstage in 1967 for 'indecency'
• Singer who nicknamed himself Mr. Mojo Risin'
• Singer who wrote the poetry collection 'The Lords and the New Creatures'
• 'Love Her Madly' singer