East Midlands Ambulance Service says it is expecting tonight to be one of the busiest of the year.
The last Friday before Christmas, known as Black Friday, sees late night revellers and partygoers out in force.
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Most places dry overnight. Cloudier and windier during Sunday.
Cloudy and mild on Sunday, risk patchy rain in west.
Police have released footage of the moment a 12 year-old girl was knocked down by a hit-and-run driver on a zebra crossing in Birmingham.