Burberry, Peter Pilotto, Topshop Unique and Roksanda will put on live catwalk shows, while women's magazine Grazia will be hosting its 'Live From London' issue, giving away beauty treats and leading fashion masterclasses.
Carnaby's 120 shops, bars and restaurants, will be promoting offers and discounts with free events and activities. Ben Sherman is planning a Made to Measure night on 15 September with complimentary drinks and 20% off on purchases over £100, as well as 50% off the first 100 orders of made to measure custom suits.
The 'Brandy girls' will put on a live gig at Brandy Melville on Friday 16 September, while designer brand Paul Smith will launch its new PS by Paul Smith collection on 17 September with a party including a live DJ set and drinks.
Other highlights include a pop-up bar in Diesel Female, complimentary ice-lollies from a LEON bike in the Newburgh Quarter and a pampervan on Ganton Street hosting workshops and activities every day including hair braiding, make-up masterclasses and nail art.
Carnaby's Style Hunters will also be rewarding the best dressed with Fashion First Aid Kits worth £200.
The shopping district live streamed last year's event in partnership with the British Fashion Council.
It partnered with GQ for its fifth annual Style Night event in May.
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