Purple People Eater (1988)
Purple People Eater is a 1988 American sci-fi comedy family film that was produced and released theatrically on December 16, 1988. The film stars Neil Patrick Harris, Ned Beatty, Shelley Winters, and Thora Birch (who won a Youth In Film Award for her performance). The movie co-stars Dustin Diamond and Peggy Lipton, with musical guest appearances by Chubby Checker and Little Richard (who also portrays the Mayor). Linda Shayne wrote, produced, and directed the film, inspired by the 1958 novelty song "Purple People Eater" by Sheb Wooley.
More at Wikipedia.