Related Clues:

• Eccentric, to put it nicely
• A bit crazy
• Ditsy
• Love-smitten
• Crazed with passion
• Starry-eyed
• Responding to medication, perhaps
• Quite enthusiastic
• Somewhat crazy
• A bit eccentric
• Enthusiastic and then some
• Round the bend
• Madly in love
• Go __ (rave)
• Slightly mad