United Kingdom, April 13 -- Lena Dunham took a break from rehab to attend the Met Gala.

The Girls star entered a treatment facility in 2018 to address her addiction to painkillers and she's now revealed staff at the facility gave her "scheduled leave" to walk the red carpet at the glitzy fashion parade in New York City but "the whole event felt like a fever dream".

In an extract from her new memoir Famesick - published by the Guardian newspaper - Lena, 39, wrote: "I had a few scheduled leaves. On one, I went to the Met Gala.

"They had let me go, though not without some hesitation - there were long talks about whether it would be 'safe', whether I could handle the chaos of it."

Lena admits she felt "scared" before facing the cameras an...