Original sentence: After Richie insists (largely by removing the flex and causing the sets electrical wireing to burn out) that no one watches the television until the Queen's Speech (unless there is a Bond film on, obviously), they divide the labour up so that Richie is responsible for doing the cooking (It would appear that neither of the flatmates are looking forward to Brussels sprouts, but they must have them since it is Christmas) while Eddie must decorate the flat to make it 'all Christmassy'
Edited sentence: After Richie insists (largely by removing the flex and causing the sets electrical wiring to burn out) that no one watches the television until the Queen's Speech (unless there is a Bond film on, obviously), they divide the labour up so that Richie is responsible for doing the cooking (It would appear that neither of the flatmates are looking forward to Brussels sprouts, but they must have them since it is Christmas) while Eddie must decorate the flat to make it 'all Christmassy'