Batman: The Animated Series, Epsiode 081: “Harley’s Holiday”

Written by: Paul Dini
Directed by: Kevin Altieri
Originally Aired: October 15, 1994
DVD: Batman TAS, Volume 3

Summary: Finally declared sane and released from Arkham, Harleen Quinziel tries to put her criminal past behind her, and is actually successful… for ten minutes.