William decided to go ringless, a choice that baffled some critics, but which said a lot about the couple's preference to do things their way.
The Duke of York and Sarah, Duchess of York expressed their delight at the news and the British congratulated the couple on her account.
A fashion plate and tabloid magnet, Duff's personal life was often the subject of gossip, including rumors of a long-running feud with Lindsay Lohan over their mutual ex, Aaron Carter.
They were engaged earlier the same month while in Nicaragua with Brooksbank giving the Princess an Padparadscha surrounded by a halo of set on a gold band with two further diamonds on the shoulders.
The star was treated to donuts and red wine as his loved ones, including dad Ted, sang happy birthday to him at Guy Ritchie's Lore of the Land pub in London's Fitzrovia.
Rihanna — Umbrella Cupid — Cupid Shuffle.