Episode 1 Cakes Episode 2 Bread Episode 3 Dessert Episode 4 Pies and Tarts Episode 5 Biscuits and Traybakes Episode 6 Sweet Dough Episode 7 Pastry Episode 8 Quarter Final Episode 9 Semi Final Episode 10 Class of 2012 Episode 11 The Final Episode 12 Masterclass 1 Episode 13 Masterclass 2 Episode 14 Masterclass 3 Episode 15 Masterclass 4 Episode 16 Christmas Masterclass The Great Sports Relief Bake Off 1 S4 The Great Sports Relief Bake Off 2 S4 The Great Sports Relief Bake Off 3 S4 The Great Sports Relief Bake Off 4 S4