Cat Deeley

Catherine Elizabeth "Cat" Deeley (born 23 October 1976) is an English television presenter, actress, singer and model. Since 2006, Deeley has been the host of So You Think You Can Dance in the United States, for which she received four nominations for the Primetime Emmy Award for Outstanding Host for a Reality or Reality-Competition Program.

She hosted Who Wants to be a Millionaire as a guest host on the week of February 16, 2009.