MadMark Sanderson - Keyboards

1981-1983 The Bollock Brothers1

(Mark-Synths) (Keith-Bass) (Martin-Synths) (Rick-Guitar) (John-Drums) (Jock-Vox)

1981-1983 The Bollock Brothers 2

(Mark-Synths) (Keith-Bass) (Richard-Guitar) (Dave-Drums) (Jock-Vox) (Backing vocals-The Twins-Debbie and Sue)

1981-1983 Red Lipstique
(Mark-Synths) (Keith-Bass) (Martin-Synths) (Rick-Guitar) (John-Drums) (Dave-Vox) (Backing vocals-The Twins-Debbie and Sue)