Sebastian Bach

TMZ has obtained the surveillance footage showing Skid Row singer Sebastian Bach getting violent ... restrained ... and ultimately arrested in a bar in Canada early Monday morning. The footage shows Bach clearly smashing his wine glass on the ground as he walks towards the entrance of Riley's Olde…

Former Skid Row singer Sebastian Bach was arrested in Ontario, Canada early this morning after cops say he smashed a wine glass at a downtown bar ... and then BIT the owner!!! According to reports, the drama all began when the singer got into a "dispute" with the owner of the Peterborough pub he…