Solea Pfeiffer and Emmy Raver-Lampman star as the Clarke sisters, Mary and Martha, in Signature Theatre's world premiere production of Gun & Powder with book and lyrics by Angelica Chéri and music by Ross Baum. Gun & Powder will run from January 28 " February 23, 2020 in Signature Theatre's intimate MAX Theatre and will be directed by Robert O'Hara (Broadway's Slave Play).