A man was knocked out by a thug in Aylesbury.
The 24-year-old man was walking with his girlfriend in College Path near Penn Road, at 2.30am on Monday when he was punched by an unknown man.
He needed two stitches at Stoke Mandeville Hospital.
A 28-year-old man from Aylesbury has been arrested in connection with the assault and released on bail until May 10.
Call police on 101 with information.