There's another big European royal wedding looming - Monaco's Prince Albert has announced his plans to marry former Olympic swimmer Charlene Wittstock.
Less than a month after Britain's Prince William exchanged vows with Catherine, Duchess of Cambridge in London, Albert has revealed he'II wed his Rhodesian-born fiancee on 2 July (11) at his Palace of Monaco home.
More than 800 guests are expected to attend.
Wittstock plans to wear Giorgio Armani on the big day.
Perry appeared on James Corden's 'The Late Late Show' on Monday and addressed her long-standing rivalry with Swift.