VIDEO: Sneak Peek - 'On All Fours' Episode of HBO's GIRLS

On the next episode of HBO's GIRLS titled 'On All Fours,' Hanah's mental state deteriorates as a deadline approaches, Adam has a trying relationship moment, and Marnie awkwardly attempts to follow her dreams. The episode airs Sunday, March 10 at 9:00 pm/ET. Get a sneak peek below!

Created by and starring Lena Dunham, the show is a comic look at the asorted humiliations and rare triumphs of a group of girls in their early 20's. Dunham wrote and directed the pilot of the series, which she executive produces along with Judd Apatow and Jenni Konner.

The cast includes Kemima Kirke, Allison Williams, Zosia Mamet, Adam Driver and Alex Karpovsky. Shot in New York, the ten episode second season premiered in January 2013.