Related Clues:

• Keith Richards, for example
• Stoke-on-Trent's code is a gem
• "Do the ___!" ("Figure it out!")
• Type of mason
• College department
• Calculations
• SAT portion
• Seed of e.g. cherry
• Retro wall unit
• Paver's unit
• Class with problems
• "You Do the ___" Brad Paisley
• Subject with pluses and minuses
• Possibly brilliant change of direction
• 'It was my understanding that there would be no ___' (Chase 'SNL' line)