The event, watched by an estimated 500 million people, was at the new Wembley Stadium.In September 2007, Deeley presented Soundtrack to My Life, a music series produced by Hamma & Glamma Productions for ITV London that looks at the work and influences of an eclectic band of musicians.In 2001, she won a BAFTA Children's Award for hosting SMTV Live.She has also hosted Fame Academy on the BBC, and the 2004 Brit Awards.Since 2003, Deeley has been a patron of London's Great Ormond Street Hospital for sick children.In December 2009, she was made a UNICEF UK ambassador.Deeley became the presenter of Stars In Their Eyes from 2003 to 2006, taking over from Matthew Kelly.Since 2006, Deeley has been the host of So You Think You Can Dance in the United States, for which she has been nominated five times for a Primetime Emmy.
Also, in February 2010, Cat filled in for a holidaying Meredith Vieira as host on the morning TV show Today.
In June 2011, Deeley launched her own "behind-the-scenes" web series called In The Dressing Room with Cat Deeley, produced by Deeley, Yahoo! On 18 August 2011, she appeared on Live with Regis and Kelly, as a fill-in for Kelly.
On 26 January 2012 she again co-hosted Live with Regis and Kelly with Kelly Ripa.
She is married to Northern Irish comedian and television personality Patrick Kielty. She left full-time modelling in 1997, following changes in her contract with Storm.
She moved on to co-present the MTV chart show, Hitlist UK, with close friend Edith Bowman.