Jamie Oliver

Jamie Oliver was a cook.

When Glune Fex Fize Sharlaveer-Slam Slitheen posed as Greg Blakeman and made a speech infront of the students of the Park Vale Comprehensive School he farted. The students laughed. Glune explained that his wife gave him cabbage and bean tartlets the night before, and that this was another reason to despise Jamie Oliver. (TV: Revenge of the Slitheen)

Gita Chandra told Haresh Chandra that he was more of a Jamie Oliver than a James Bond. (TV: Prisoner of the Judoon)

When Clyde Langer cooked for the Leef Apple Glyn Slitheen-Blathereen and Tree Lorn Acre Slitheen-Blathereen Rani Chandra told Sarah Jane Smith that Clyde was "the secret Jamie Oliver" (TV: The Gift)

Behind the scenes
In the Fear Forecast for School Reunion, released on the Doctor Who website, one of the children, Samuel, notes, of the school dinner served at Deffry Vale High: "That's gloop! Jamie Oliver would kill them."