Helen Mirren attends the second day of Roma Fiction Fest 2008 on July 8, 2008. (Photo by Elisabetta Villa/Getty Images Europe) 6. Helen Mirren July 26, 1945 Why She Sizzles: In a field of pretty young things at the 2007 Oscars, it was Mirren who reigned knockout supreme in a gorgeous Christian LaCroix gown. She later told fans she wasn’t wearing underwear during the ceremony. Helen Mirren poses in the press room during the 79th Annual Academy Awards on February 25, 2007. (Photo by Vince Bucci/Getty Images Entertainment)
