The Great British Bake Off: An Extra Slice (2014) is a Reality, Documentary series that follows jo Brand is joined by three different celebrity Bake Off fans to shine a spotlight on the good, the bad and the soggy bottomed from the most recent episode. The Great British Bake Off: An Extra Slice is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 5.2 out of 10 from 4 votes. Fans of reality series may also want to explore similar titles below.