Related Clues:

• Dirt
• Skinny
• Tip, and a hint to this puzzle's theme found in five answers
• Secret the theme answers contain
• Dirt ... or what 17-, 25-, 36- and 48-Across all have?
• *Stock tips, e.g., or a hint to the starred answers' synonyms and their placement in the grid
• Behind-the-scenes deets
• *Scoop