Champion jockey Frankie Dettori, who is currently banned from horse racing over a drugs offence, has been introduced as the first famous occupant of the Celebrity Big Brother house.
The Italian was last month given a six-month ban from the sport following a positive test which he said had left him feeling "ashamed and embarrassed".
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The plans had been in development since 2014, but would help underline Britain as a "global player" following the Brexit result.
The number of calls about children suffering or witnessing emotional abuse or physical violence in the home has surged in recent years.
The curtain will come down on the show for the final time at the Piccadilly Theatre in March next year, before embarking on a UK tour.