It may have been 20 years since Cat Deeley presented SMTV Live, but she hasn't aged a day since.The TV presenter, 46, kicked off her impressive career when she hosted Saturday Morning Television Live (SMTV) alongside Ant & Dec from 1998 to 2002. She went on to present hit shows such as Fame Academy, Stars in Their Eyes, So You Think You Can Dance and recently made an appearance alongside close pal Dermot O'Leary to celebrate the launch of his new book.The presenters beamed as they posed alongside each other as Demort launched his book "Wings Of Glory" at Cahoots on Thursday in London.