Police in Kirkcudbright want to speak to the owner of a silver Rover or MG seen in the St Mary's Isle area of the town on around 11pm on Saturday night.
The appeal comes after a 23 year-old man was assaulted there an altercation at a festival.
He is in a stable condition in hospital.
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Emma Jesson brings you Saturday night's forecast
Becoming dry and bright on Saturday, turning colder. Wintry showers possible on Sunday and Monday
A look ahead at the weekend forecast for the Border region - and things are getting colder!