Treehouse of Horror by Egantx7

Question 7

Name the actress. This actress voiced herself in a segment of ToH X, in which Lisa and Bart are transformed into Stretch Dude and Clobbergirl, who must battle The Collector (The Comic Book Guy) who has kidnapped this actress while she is appearing in costume as her most famous character. This actress rescues Bart and Lisa before flying them home, prompting Lisa to note that her character can't fly, and for this actress to remind Lisa that she isn't that character. Identify this famed actress, who indirectly inspired the name of Eris' moon, Dysnomia.

Lucy Lawless (Eris was originally proposed to be "Xena", Dysnomia is the "demon of lawlessnes")