Mick Philpott tells the jury he didn't tell police that his friend Paul Mosley had had sexual relations with his wife Mairead because he was "ashamed".
He also told the court he felt it had no relevance to what had happened to his children on the night of the fire.
More top news
The 35-year-old has been brought back to replace Ivy Grace who had to pull out of the competition.
Outbreaks of rain will continue to spread northeastwards, turning most persistent and heavy in the southwest
Former shadow foreign secretary Hilary Benn led calls by a series of senior Labour MPs urging colleagues to 'win' back the party.