Who was that masked man?
(Via Dave Barry) 'Superhero' takes on clampers:

Clad in a blue leotard and wielding a saw, a man claiming to be the UK's first wheel clamp vigilante is offering his services to motorists.

Angle-grinder Man - a self-proclaimed superhero - patrols by night looking for unhappy drivers who have been clamped and then sets their cars free.

He promises to take on clamping firms, speed cameras and the congestion charge on behalf of drivers.
...
"I may not be able to single-handedly and totally cast off the repressive shackles of a corrupt government - but I can cut off your wheel-clamps for you."

Click through to see a photo of his snappy costume.