Christina Applegate and Jennifer Hall in Up All Night (2011)

Christina Applegate, Eve Best, Jennifer Hall, and Maya Rudolph in Up All Night (2011)

Jennifer Hall and Maya Rudolph in Up All Night (2011)

Christina Applegate, Jennifer Hall, and Maya Rudolph in Up All Night (2011)

Jennifer Hall headshot submitted by HBO for "Unscripted" promo campaign.

Set Shot from Confessions of A Dangerous Mind

Eve Best, Jennifer Hall, and Maya Rudolph in Up All Night (2011)

Krista Allen, Jennifer Hall, and Bryan Greenberg in Unscripted (2005)