One person has died and 15 have been injured following a crash involving two buses in south-east London.
The collision happened at 22:15 GMT on Sevenoaks Road in Orpington on Halloween night.
The London Fire Brigade sent 60 firefighters to the scene. London Ambulance and police officers were also dispatched.
The driver of a bus, thought to be a 60-year-old man was pronounced dead at the scene.
Paramedics treated 15 people at The Avenue at the junction of Park Avenue and Sevenoaks Road where the accident took place.
The driver of the car, has been arrested on suspicion of causing death by dangerous driving, the Met said.
Road closures are in place around the area and police have asked motorists to use alternate routes.
Detectives are investigating and appealing for witnesses.
Anyone with information should call 020 8285 1574