Episode title: Roger Ebert Should Lay Off the Fatty Foods
Air date: September 02, 1998
Director: Trey Parker
Top billed cast: Trey Parker, Matt Stone, Isaac Hayes, Mary Kay Bergman, Mona Marshall, Jennifer Howell
The kids go on a field trip to the planetarium. All of the children except Cartman are acting weird. As usual Stan and Kyle, with Kenny's sacrifice, try to get to bottom of the mystery. Meanwhile, Cartman wins an appearance on a snack commercial. The four boys get to the root of the strange planetarium.
