Related Clues:

• Half of many a business partnership
• One of three in a Fred MacMurray sitcom
• First in line, say
• Colin Hanks, to Tom Hanks
• Chip off the old block, maybe
• Cain, e.g.
• 'What moves you' sloganeer
• Elroy, to George Jetson
• Gun relative?
• Johnny Rivers hit, "Seventh ___"
• 49 Down's boy
• One with the most life experience
• Pluto, to Saturn
• Isaac, to Abraham
• ''You'll be a man, my __''