TV: Watch Kirstie Alley discussing Celebrity Big Brother.

Hollywood actress Kirstie Alley is perhaps best known for her role in the sitcom Cheers, in which she played the character of Rebecca Howe.

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For her role as Rebecca, Kirstie won a Primetime Emmy for Outstanding Lead Actress in a Comedy Series and a Golden Globe Award for Best Actress in a Television Series Musical or Comedy.

Now, she's a Celebrity Big  Brother housemate and here, she tells us why she decided to take part...

Celebrity Big Brother continues tonight at 9 on Channel 5.