By A Mystery Man Writer
Sienna Miller and her sister Savannah have left the label, but Twenty8Twelve will carry on.
Sienna Savannah Miller Leaving Twenty8Twelve Fashion Label Celebrity News Glamour UK
Sisters Savannah and Sienna Miller lend style to high street brands, Fashion
Sienna Miller so excited about LFW, British Vogue
Savannah Miller on her Debenhams collection Nine
Sienna Miller and sister Savannah step down from Twenty8Twelve fashion label
Sienna and Savannah Miller on Twenty8Twelve and sisters, British Vogue
Designer Savannah Miller sounds off on money, teamwork and her latest beauty venture
Designer Savannah Miller: 'I'm blown away by putting on a bikini and feeling great
Savannah Miller: I lost everything in Panama, I couldn't go on