Private becomes angry when Mort takes his place as cover-animal for the zoo brochure, prompting the gorillas to take Mort “out of the picture”.
Private is upset when Mort is chosen to be the cover animal for the Central Park Zoo Brochure, Bada and Bing decide to take Mort "out of the picture."
Now Private feels guilty thinking he killed Mort since he was the one jealous and provoked the twins in the first place, and is now haunted by Mort's supposed ghost.
When the gang gets to Bada and Bing, Private tells the truth, but it seems Mort was only hidden and Ghost Mort was imaginary.
Mort ends up on the cover, but King Julien made Mort glue pictures of him onto the cover.