Power puff girls episode? can't think of which one...?

The one where it's all red and creepy and firey land of..sand or something just a waste land and it's like hell and there's this red creepy dude with a soft spooky voice and it's like a really f-ed up sh!t your pants episode..I can't remember the name of it or how to find the scene on youtube.. I remember it from when I was little staying up and watching it like hoooly sh!T and I really want to find it again!