Related Clues:

• IV to III?
• Firstborn child
• ___ of a gun
• Labor result, often
• Business inheritor, sometimes
• Family guy
• Will party
• Heir, but not an heiress
• Of greatest age
• Small business successor, maybe
• Didactic term of address
• Like Bart, among the Simpson siblings
• One learning about the birds and the bees?
• Archie Arnett, to Amy Poehler
• Tiny Tim, to Bob Cratchit