stab his new partner.Marianne McGrath, 38, confronted Philip McGrath and his new girlfriend Claire Finn in a blade rampage after storming into their close and attempting to barge into their flat.Paisley Sheriff Court heard McGrath, who has separated from her husband but is not divorced, lost the plot over him spending time with his new girlfriend at his home in Renfrew.Procurator fiscal depute Sean Docherty told the court McGrath kicked off on November 8, last year, outside the property in