But bosses have assured viewers that there are no issues, with reports stating that Sue missed filming due to a family bereavement.
While the duo usually appear on TV together, this isn’t the first time Mel has gone it alone.
Earlier this year she hosted ‘Eurovision: You Decide’, the hunt for the UK’s 2016 entry, before providing an alternative to Graham Norton’s commentary on the main event, with Radio 1 DJ Scott Mills.
‘Bake Off’ fever has already swept the country again, and last week’s opening episode was watched by over 11 million viewers.
A number of viewers also complained about the fact the infamous squirrel from the title credits has been dropped for a pheasant.