Council leader David Christian says CCTV footage shows a recent spate of vandalism is down to one group of youngsters.
He was speaking out after the public toilets on Loch Promenade were set alight and Shaw's Brow car park damaged in recent weeks.
Mr Christian says Douglas Council will work as closely as possible with officers to make sure those responsible answer for their behaviour.
And he appealed to parents to know where their children are during the evenings.
Sign up to marshal at TT 2025!
If you haven't yet joined the orange army, you can now do so for this year's TT!
Police close road after crash in south
Police have closed a road in the south of the Island as they deal with a crash there.
Crash leads to bus cancellation
Bus Vannin says a service has been cancelled after a crash in the south of the Island.
Manx Care to wait another month for extra £20 million
Tynwald won't be giving Manx Care extra millions until it reveals exactly how much it needs.
Only 1 in 3 has own pension, government says
The government says just one in three people has a private, occupational or workplace pension.
Con the buses!
You can't win six months free travel on public transport, according to the government's cyber-security experts.
Dancer illuminates Blackpool at cheerleading comp
An Isle of Man cheerleader who was told he could never dance has lit up Blackpool!
Chief Constable not asked for 20mph views
Chief Constable Russell Foster hasn't been asked for his views on proposed 20mph limits in all the Island's towns and villages.
