Darkwing Duck - Season 1 - Eps 56: The Haunting of Mr. Banana Brain
A Sprit named Paddywhack is unleashed from a jack in the box when Gosalyn gets into mischief, and possesses Quackerjack's doll, Mr. Banana Brain. As he causes trouble alongside the demented toymaker, he grows, feeding from the negative emotions around himself.
About Darkwing Duck

Title: Darkwing Duck
First Air Date: 1991-09-06
Last Air Date: 1992-12-12
Status: Ended
Rating: 7.3/10 (from 297 votes)
Language: EN
Seasons: 4
Total Episodes: 91
Network: ABC Disney Channel Syndication
Genres: Action & Adventure, Animation, Comedy, Family, Kids
Production Companies: Disney Television Animation
Synopsis
The adventures of superhero Darkwing Duck, aided by his sidekick Launchpad McQuack. In his secret identity of Drake Mallard, he lives in a suburban house with his adopted daughter Gosalyn, next door to the bafflingly dim-witted Muddlefoot family. A spin-off of DuckTales.
Cast

Jim Cummings
Darkwing Duck (voice)

Christine Cavanaugh
Gosalyn (voice)

Terence McGovern
Launchpad McQuack (voice)