''It is clear that alcohol and altitude don't mix,'' he said.
The group had shimmied between two rain-soaked buildings before climbing a fire escape to access the roof, a practice that is believed to be promoted via social networking sites.
The latest incident comes almost a year since Octagon Chambers barrister David More told the Otago Daily Times that ''something more serious may happen'' following a similar incident when three drunk students were nabbed on the roof.