Possible Clues:

• Tina's ''30 Rock'' costar
• Obi-Wan before Ewan
• Guinness who played Obi-Wan Kenobi
• "30 Rock" star Baldwin
• Eldest Baldwin brother
• 'The Black Stallion' lad
• ''Star Wars'' actor Guinness
• Baldwin of "The Departed"
• Tina's "30 Rock" co-star
• Smart ___ (know-it-all)