Related Clues:

• Tracy to Hepburn, often
• Diane Keaton, to Woody Allen, often
• Norway's capital
• One who's on your side
• One with equal billing
• Pippen, to Jordan, once
• Whitey, to Yogi
• One sharing the billboard
• Second in the credits, often
• One wearing the same colors, perhaps
• Laurel, to Hardy
• Top-billing sharer
• Lead splitter
• Share top billing
• Game-show partner