Allison Williams & Lena Dunham: LA Loves Alex's Lemonade Charity Event!

Allison Williams is chic in a cute little dress while attending the LA Loves Alex’s Lemonade Charity event at Culver Studios on Saturday (September 29) in Culver City, Calif.

The Girls actress was joined by her co-star Lena Dunham.

PHOTOS: Check out the latest pics of Allison Williams

Neil Patrick Harris, David Burtka, Timothy Olyphant, and Jimmy Kimmel also attended the charity event.

All the proceeds from the charity were donated to Alex’s Lemonade Stand Foundation to help raise awareness and continue the battle against childhood cancer.