Beyonce showed off the most talked-about bump in pop wearing a sequinned trouser suit; Sienna Miller worked her feminine charm at the A-list Mecca, Burberry.
Jessie J arrived at Giles with her foot in a cast.
CLICK ON PHOTO FOR FULL GALLERY
And Samantha Cameron temporarily made 10 Downing St the most fashionable address in London with a swanky bash attended by the cool crowd and fleetingly her pyjama-clad children.
The capital of fashion certainly celebrated its week in style – here are some of hellomagazine.com's favourite moments.