Related Clues:

• Ruby or Sandra
• Wallace of 'E.T.'
• Call
• See 7-Down
• Object of invective, often
• See 17-Across
• Scenic Scottish river
• Poor grade
• Strike caller
• Ballpark fig.
• Supervisor
• Low mark
• Gidget portrayer Sandra
• 'Look at Me, I'm Sandra ___'
• Arbiter