Possible Clues:

• Actress Petty
• Actress Singer
• Petty of "Tank Girl"
• Chicago mayor Lightfoot
• Greiner of 'Shark Tank'
• Loughlin of "Full House"
• Loughlin of 'Full House'
• Petty of "A League of Their Own"
• Actress Loughlin
• Greiner of "Shark Tank"