ZIM receives a top-notch Irken weapon by mistake and tries to use it to destroy Dib once and for all / All the children in the Skool are infested with lice, and, ironically, only ZIM can help them.

Cast: Richard Steven Horvitz, Rikki Simons, Andy Berman, Melissa Fahn, Lucille Bliss, Wally Wingert, Kevin McDonald, Mo Collins, Danny Cooksey, David Herman, Kerri Kenney, Kevin Michael Richardson, Antoinette Spolar, Mindy Sterling, Fred Tatasciore