One evening before the first world war, Henri Gaudier-Brzeska, fired by drink, tried out such then-fashionable dances as the cakewalk and the tango, ‘his eyes burning — his hair wild’. What was funny about this spectacle, his companion Sophie Brzeska confided to her diary, was not so much the dances as the sight of the dancer himself, ‘the young bear like nothing on earth with his seven league boots jumping in the air like an extraordinary buffoon’.