A look at Stan Lee's latest venture Cocktails With Stan, a weekly web series where he interviews celebrities and media personalities. 

In this episode, hosts Stan Lee and Jenna Busch welcome Jane Espenson, whose writing and producing credits include Buffy The Vampire Slayer, Firefly, Gilmore Girls, Battlestar Galactica, and Once Upon A Time.

Stan and Jane compare notes on the art of creating villains and heroes!