Officers have released details of a man they're looking for footage of.
Gardaí are investigating an alleged assault at Electric Picnic.
It occurred at the Heineken Tent, near the Main Stage, on Saturday night at around 10.30pm.
A man in his 20s was injured during the course of the incident, and received treatment at the scene.
Investigating officers are appealing for footage of a man in his 20s, who is around six foot tall, clean shaven, and was wearing a white t-shirt and bright yellow bucket hat at the time.
It's understood he also had a midlands accent.
Anyone with any information is being asked to contact Portlaoise Garda Station on 0578674100.
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