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The £600 million Westfield London retail expansion opens on Tuesday (March 20).

Building work on the project began in 2015 and finishes six months ahead of schedule.

The anchor store in the new wing of the Shepherd's Bush shopping centre is John Lewis, which opens its four-storey flagship department store at 10am .

A number of other stores will also throughout the day on Tuesday, offering special deals and activities on the day.

Other retailers opening new, bigger or better stores in the 740,000 sq ft extension on Tuesday are Space NK, Adidas, Flying Tiger Copenhagen, The White Company, H&M, Pinkberry, Lush, Curry PC World, Boots, Guess and Mango.

More retailers will be announced and opening in the spring and summer while the shopping centre gears up to its 10-year anniversary celebrations in October.

These include Primark , which announced its arrival at the Shepherd's Bush shopping centre in December.

Once fully occupied, Westfield London will comprise around 450 shops across 2.6m sq. ft. of lettable area offering an enhanced customer experience, and making it the largest shopping centre in Europe.

getwestlondon is live from the grand opening on Tuesday - follow our live blog below for updates.

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Excited H&M staff

These staff at H&M decided to have a little boogie!

Tom Daley has arrived!

Olympic diver Tom Daley is outside the new adidas store, which opens shortly

Olympic diver Tom Daley at the opening of adidas at the Westfield expansion launch on Tuesday (March 20)
Olympic diver Tom Daley at the opening of adidas at the Westfield expansion launch on Tuesday (March 20) (Image: Goolistan Cooper)

Inside Westfield expansion

It’s looking rather swish! Reporter Goolistan Cooper has sent in these pictures of the expansion

Inside the Westfield White City expansion
Inside the Westfield White City expansion (Image: Goolistan Cooper)
John Lewis opened its 50th store at Westfield in White City on Tuesday (March 20)
John Lewis opened its 50th store at Westfield in White City on Tuesday (March 20) (Image: Goolistan Cooper)

See inside new store

Three, two, one...

IT’S OPEN! Westfield is now Europe’s largest shopping centre after a massive £600m expansion.

Head to getwestlondon’s Facebook page to see the grand opening live.

Customers are now flooding the newly opened 50th John Lewis.

Crowds gathering

So far the barriers have been opened allowing people to wander down to John Lewis for their grand opening...