Possible Clues:

• Some tricksters
• Bratty little ones
• Devious sorts
• Mischievous at the end, so I am
• Is it mischievous they are about one in Parliament?
• Naughty children in The Simpsons
• Problems for sitters
• Politician is about to see mischief-makers
• Mischief-makers: one thousand, what’s more ..
• Playful ones