Christo: London Mastaba; Tomma Abts – reviews

Serpentine galleries, London
Christo’s floating installation makes a big first impression, but can’t match the brilliance of Tomma Abts’s canvases

Frida Kahlo: Making Her Self Up review – forget the paintings, here’s her false leg

V&A, London
By focusing on Kahlo’s life and her suffering rather than her art, this memorabilia-stuffed exhibition stifles her blazing visionary brilliance

‘Azzedine Alaïa couldn’t give a damn what other people said was the new mood’

Ahead of the first UK solo exhibition of the couturier’s work, former colleague Sophie Hicks remembers his exacting pursuit of fashion perfection

The Collection of Peggy and David Rockefeller review – yours for half a billion

Christie’s, King Street, London
Picasso’s bolshy flower girl is just one of the rare gems to be glimpsed in London before this vast private collection goes under the hammer