Lena Dunham Dons Bathing Suit for ALS Ice Bucket Challenge After Debuting Platinum Blonde Bowl Cut!

Lena Dunham screams at the top of her longs while pouring freezing water over her head for the ALS Ice Bucket Challenge!

The 28-year-old Girls actress and creator was nominated by her good pals Taylor Swift and Jaime King.

PHOTOS: Check out the latest pics of Lena Dunham

“They got me with that Ice Bucket Challenge,” she wrote, adding, “The place to donate is http://alsa.org – the people who must freeze: @AndrewRannells @ZosiaRMamet & Allison Williams- or give dat cash”

Lena recently showed off her brand new ‘do – a platinum blonde bowl cut! Check out a bigger photo below!