A 61-year-old woman was left with bruising after she was assaulted at a Caerphilly town pub.
The incident took place inside and outside the Malcolm Uphill pub at around 9.30pm on March 10, 2012.
The 61-year-old woman, police say, was assaulted by a another woman described as in her early 30s with a distinctive flowery vine tattoo running along the full length of her right arm.
Officers have released this CCTV image of a woman they would like to speak to in connection with the incident.
If you witnessed the incident, or can identify the woman in the picture, please call 101 or Crimestoppers anonymously on 0800 555111.