Related Clues:

• Isaac, to Abraham
• ''You'll be a man, my __''
• Dad, to Grandpa
• 41-Across, often
• Ares, to Zeus
• Beneficiary of a fraternity's 'legacy system'
• Ford's Edsel, e.g.
• Father's Day gift giver, perhaps
• 'Fortunate ___' (Creedence Clearwater Revival song)
• Human offspring
• Member of the family
• Male scion
• For most of the song, see 32 down
• That's him at the bottom of 27 down
• For him, following 12 across one puts one's foot down