A 27-year-old man has been arrested in connection with alleged offensive behaviour at the recent Old Firm match.

It is the first arrest since Police Scotland launched a wide-ranging investigation into incidents of vandalism and offensive or anti-social behaviour at the match on September 10.

Detectives are now seeking the help of the public to catch those responsible.

Read more: One arrest made at Old Firm match as police confirm damage to Celtic's away end facilities

Anyone who may have relevant mobile phone footage of the vandalism which occurred in the toilets of the away support section is of particular interest to police.

Detective Inspector David Stewart, who is leading on the investigation, said:"We are continuing to investigate incidents of vandalism, disorder and any other associated criminality which occurred during the game.

"Today specifically, we are requesting people with mobile phone footage of vandalism within the toilets of the away support section to contact us.

Read more: Celtic and Rangers fans' behaviour praised despite toilet damage and offensive hanging effigies

"I would ask anyone who witnessed or who captured this vandalism to contact police, as it may assist with our enquiry.

"I understand there were a number of images and video shared online of this and I would be keen for people to contact us directly with any information they may have.

"As part of the wider investigation, we have been viewing CCTV and obtaining footage from broadcasters in order to identify those responsible for disorder, vandalism and offensive or antisocial behaviour.

"We have a dedicated email address set up where people can contact police on the enquiry team, and that email address is

CelticRangersDisorder@scotland.pnn.police.uk or contact the team at Shettleston Road police office on 0141 532 4846 or Police Scotland on101."