The Simpsons - Season 7 (Also known as Gia Dinh Simpsons ) is a Animation Comedy film directed by James L. Brooks, Matt Groening, Sam Simon . It released on TV Series (1995 ). The film stars Dan Castellaneta, Nancy Cartwright, Julie Kavner. As Mr. Burns lies in intensive care, Chief Wiggum - with some help from Lisa - tries to find out who shot him.