Related Clues:

• Genuine nuisance
• Telemarketer, perhaps
• Brat or bug, e.g.
• Gnat or brat
• Mole, to a gardener
• Mite, moth or mole
• Raid victim
• Human dynamo
• Pain, so to speak
• Pain in the you-know-what, e.g.
• "Buffy the Vampire Slayer" extra
• Speed __
• ___ control
• Mischievous kid
• Slug, say