Lily Allen rocks hair extensions at The Glamour of Italian Fashion exhibition

Lily Allen came with her own Parental Advisory Explicit Content warning as she arrived at The Glamour of Italian Fashion exhibition on Wednesday night wearing a T-shirt with the message on.

The Glamour of Italian Fashion - Lily Allen, Emilia Fox & Laura Carmichael - Bystander photos

Most Dramatic Celebrity Hair Transformations: Before and After Photos

The Glamour of Italian Fashion - Lily Allen, Emilia Fox & Laura Carmichael - Bystander photos

Lily Allen's Style & Fashion Evolution

2,571 Lily Allen Stage Stock Photos, High-Res Pictures, and Images - Getty Images

Lily Allen looks completely unrecognisable in stunning style transformation for Violent Night premiere

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See Lily Allen's Style Evolution

Lily Allen Turns the London Streets Into a Catwalk as She Enters Her High- Fashion Era - POPSUGAR Australia

Lily Allen rocks hair extensions at The Glamour of Italian Fashion exhibition

Lily Allen rocks hair extensions at The Glamour of Italian Fashion exhibition