Related Clues:

• Flea, e.g.
• Yenta
• Sitter's challenge
• Paparazzo sort
• Pain in the butt
• Peek in someone's medicine cabinet, perhaps
• Blabbermouth
• Mole, e.g.
• Annoying type
• Gadfly
• Annoying one
• Little brother, maybe
• Nose
• Yapping dog, e.g.
• Dirt spreader