Cara Delevingne Makes Stage Debut in 'Cabaret' After Defending Her Casting in the Musical

Cara Delevingne's renaissance continues as she makes her West End debut in Cabaret - and actress friend Sienna Miller is on hand to watch her play a tattooed Sally Bowles

Sienna Miller, 41, looks typically stylish in a sweeping leather trench after watching Cara Delevingne's West End debut in Cabaret with rarely seen boyfriend Oli Green, 27

Cara Delevingne and Luke Treadaway get VERY close as they rehearse emotional scenes for her West End debut in Cabaret