Sisters Savannah and Sienna Miller lend style to high street brands, Fashion

While Sienna brings ‘boho chic’ to resurgent M&S, designer sister launches affordable tailoring label with John Lewis

The Non-Blonde: Sisters- Sienna and Savannah Miller

Sienna Miller NYLON 2009

Sienna Miller, Film

Sienna and savannah miller hi-res stock photography and images - Alamy

High street stalwarts turn their backs on 'must have' fashion, Fashion

Savannah miller and sienna miller hi-res stock photography and images - Alamy

Savannah miller sister sienna miller hi-res stock photography and images - Alamy

Actor Sienna Storms The High Street

Sienna and savannah miller hi-res stock photography and images - Alamy

Savannah miller sister sienna miller hi-res stock photography and images - Alamy