Related Clues:

• Act fidgety
• Feel anxious
• Guitar neck division
• Division on a guitar you might worry about?
• Go to a lot of trouble
• Unnecessary or excessive worry
• Thing on a guitar neck
• Ornament to corrode
• Guitar neck ridge
• A small piece of wood — pine?
• Raised metal strip on guitar neck
• "Don't ___ With My Money" Penguin Prison
• Worry where guitarist places his hand?
• Worry reflects interference to some extent
• Part of US Senate commotion