The Non-Blonde: Sisters- Sienna and Savannah Miller

Sienna Miller - IMDb

Sienna Miller and her lookalike sister Savannah cut chic figures for clothing launch in London

Pregnant Sienna Miller Keeps Her Bump Under Wraps in Chic Ensemble

I always end up putting my big fat foot in it', Movies

Sienna Miller's sister Savannah surprises in sheer corset wedding dress and sparkly tiara

Sienna Miller baby shower: Pregnant Sienna Miller discloses the gender of her second child with a baby shower theme - The Economic Times

Savannah Miller bridal collection launch with Sienna Miller photos

Sienna Miller's fashion designer sister Savannah, 43, marries aristocrat James Whewell

Sienna Miller in kimono dress at Farms Not Factories charity banquet

Sienna Miller's fashion designer sister Savannah, 43, marries aristocrat James Whewell

Yep, Sienna Miller is pregnant

Sienna Miller shows off her new red hair with sister Savannah at Debenhams launch party