ThunderCats Roar - Season 1 Episode 35 -

Mumm-Ra plans to disguise himself as a Thunderian and infiltrate Cats' Lair, but the Ancient Spirits of Evil are mad at him and won't give him any magic today. No matter, Mumm-Ra knows what a ThunderCat looks like so he slaps on some awful, unconvincing, cat make up and heads to Cats' Lair to introduce himself!