It's Ellen's Birthday! Doesn't she look great for 29? Joining Ellen for a very special birthday hour of "The Ellen DeGeneres Show" will be actress KIM CATTRALL from the HBO hit series "Sex and the City" and child actor BOBB'E J. THOMPSON from NBC's "The Tracy Morgan Show". Ellen is surprised throughout the hour with birthday messages and gifts from some of television, film and music's biggest stars. It's a celebration you don't wanna miss.