A man was assaulted at a pub on Friday.
At around 11.20pm, the victim, an 18-year-old man, became involved in an altercation with another man in a beer garden in the Prince George pub in Portishead Drive, Tattenhoe.
The offender headbutted the victim and the victim sustained bruising to the cheek but did not require hospital treatment.
The offender left the scene in a silver Peugeot 307 partial registration, WR52.
He is white, 5ft 9ins, aged 25 or 26 years old, blond hair, stocky build, with sleeve tattoos on both arms.
He was wearing a black T-shirt and jeans.
If you have any information about the incident call the 24-hour Thames Valley Police enquiry centre on 101 or Crimestoppers anonymously on 0800 555 111.