March 16, 2011 -- She was born Catherine Elizabeth Middleton. Over time, she shortened it to just Kate.
But when the bride-to-be finally weds Prince William April 29, she won't just get a new husband, she'll also get a new identity.
This week's episode of "Wedding Royale" plays the name game with Kate Middleton. When the future princess finally slips that ring on her finger, what do we call her?
Is it Kate or Catherine? Will she get a new title? And just what exactly is her fiance's last name? Watch now to find out.