West Bromwich Albion footballer Lee Hughes drove "like a madman" before he allegedly caused a fatal accident in his £100,000 sports car, a jury heard.
Lee Hughes denies causing death by dangerous driving
Motorist Deborah Vallance claimed he climbed out of the wreckage of his Mercedes CL55 coupe and said: "I can't believe what has happened."
Mr Hughes, 28, was appearing at Coventry Crown Court where he denies causing death by dangerous driving.
He had earlier admitted failing to stop after the crash last November.
He also admitted a second offence of failing to report an accident following the collision.
All three charges relate to the crash involving Mr Hughes' car and a Renault Scenic which happened in the early hours of 23 November.
Douglas Graham, 56, of Eastern Green, Coventry, a rear seat passenger in the Renault, died after the crash in Meriden, Warwickshire, His wife Maureen was severely injured.
The case continues.