It's a Bake Off first as the bakers get groovy for 1970s Week with towering profiteroles and a retro favourite. Whose gateau will steal the show and who'll make the semi-final?
Where to Watch 1970s Week
Cast of 1970s Week
Paul HollywoodSelf - Judge
Prue LeithSelf - Judge
Noel FieldingSelf - Presenter
Alison HammondSelf - Presenter
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