The Penguins of Madagascar Season 1 Episode 3 - Haunted Habitat Episode Title:Haunted Habitat.Episode Description:Marlene (Nicole Sullivan) screams in the night when a strange sound wakes her up. The penguins and lemurs soon arrive at her habitat to investigate the scream, with Julien performing a song and dance routine designed to scare away the ghostly spirits to which he attributes the noise. However, shortly after the penguins' departure Marlene screams again, prompting them to reinvestigate. In the course of the investigation, Skipper and Marlene are knocked into the sewer underneath Marlene's habitat, where they soon uncover the true origin of the noise: an alligator named Roger who had made the noises in reaction to Marlene's loud snoring.