Mrs Lovett - Sweeny Todd Victorian gothic dress?

Im trying to find a replica of the black victorian gothic crinoline dress worn by Helen Bonham Carter in the new Sweeny Todd film. I need it for a fancy dress do. Hope someone can help as Ive searched everywhere!
Thankyou.. very helpful ! Lx

ebay search under DIY corset or gothic

buycostumes.com

www.argoth.co.uk

phazeclothing.com

sparklingstrawberry.com

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