Stewie Griffin The Untold Story is a 2005 directtoDVD animated comedy film set in the Family Guy fictional universe. Released on September 27, 2005, the films main plot point concerns Stewie Griffin trying to find who he thinks is his real father after seeing the man on TV. He travels to San Francisco, only to find that the man is him from the future. The DVD contains commentaries and a sneak preview of the American Dad VolumeDVD.
The DVD version shows the premiere of the film, where celebrities such as Drew Barrymore date the KoolAid Man, the GreasedUp Deaf Guy, the Evil Monkey, David Bowie, and the Griffins. Everyone goes into the theatre where Channelreveals they have hired Glenn Quagmire to provide them with a bootleg copy of the film. We then see an advertisement for a new movie, People Who Look Like They Never Sleep... starring Susan Sarandon and Vince Vaughn, and another film, The Littlest Bunny. After this, the film begins.When the Griffins go swimming at the Quahog Community Pool, Peter tries teaching Stewie to swim and attempts to toss him into the pool, despite Stewie begging to be put down. Lois takes Stewie to swimming lessons, where Stewie meets Brad, a child about his age who is the Star Swimmer. In jealousy, Stewie does everything he can to steal Brads glory. As a last resort he tries to kill him by rigging a lifeguard chair with dynamite and luring Brad beneath it with marzipan however, Stewies detonator malfunctions, blowing up the legs of chair and causing it to fall on Stewie himself. He ends up in hell with Steve Allen. When Stewie is revived by Lois, he believes it is a sign for him to be a good boy. ........
Source: Wikipedia