Star Trek: Deep Space Nine: Season 6, Episode 23 - ProjectFreeTV

6 - 23: Profit and Lace

When Grand Nagus Zek is deposed by the Ferengi Commerce Authority for granting Ferengi females the right to wear clothes with an amendment to the Ferengi Bill of Opportunities, Quark is forced to assume a female identity to prevent Brunt from becoming the next Grand Nagus.