Mr Philpott is accused of starting the fire to frame his former mistress Miss Willis during a custody battle over their four children.

BBC: Derby fire deaths: PC comforting couple told of threats

Neighbour Chantelle Harriet told the court about one occasion when Mr Philpott flashed his phone around "boasting and bragging", saying Miss Willis had threatened to set his house on fire and he had it all on his phone.

BBC: Michael and Mairead Philpott in court

Miss Wells-Burr's body was discovered by fire crews in her Ford Focus in a field in Ashill.

BBC: Catherine Wells-Burr