Lena Dunham shares photo of Girls co-star Jemima Kirke on Instagram

This time Lena didn't share a belly-baring selfie - instead she shared a snap of her Girls co-star captured in a candid moment while wearing nothing but underwear.

Lena Dunham Takes the Director's Chair for 'Girls': Photo 3350527

Jemima Kirke praises Lena Dunham amid her ongoing health struggles

The Art of Being 'Girls' Co-Star Jemima Kirke - WSJ

Lena Dunham rocks a baby bump on 'Girls' set

Instagram post by Lena Dunham • Jan 31, 2017 at 10:16pm UTC in

Lena Dunham Shares Bikini Photos on Instagram While in Florida

Lena Dunham: Girl on Top

Lena Dunham poses in her underwear as she reunites with former

You look homeless': The 'Girls' stars' weirdest Hollywood encounters

Lena Dunham, Hari Nef, Jenna Lyons, Jemima Kirke, and Zosia Mamet

Lena Dunham shares ANOTHER steamy lesbian kiss with co-star Jemima

Jemima Kirke Reveals She Once Tried to Quit 'Girls

Jemima Kirke Shows Lena Dunham Support Amid Health Struggles

Lena Dunham Instagrams Photo of Bloody Butt: Her Dog Did It!