A Day With Wilbur Robinson

A film adaptation called Meet the Robinsons was released by Walt Disney Pictures in 2007 in the United States.
Plot summary
A Day With Wilbur Robinson follows the story of a boy (13 years old) who visits an unusual family and their home. While spending the day in the Robinson household, Wilbur's best friend joins in the search for Grandfather Robinson's missing false teeth and meets one wacky relative after another.
Film adaption
The film adaptation, Meet the Robinsons, tells the story of Wilbur Robinson, an energetic and cocky teen who travels back from the future.He does so to convince an orphaned genius named Lewis not to give up on his first important invention, the Memory Scanner, which is in danger of being hijacked by a mysterious villain known only as the "Bowler Hat Guy". Bowler Hat Guy is followed by, and takes orders from Doris, a mechanical hat from the future which helps, or makes Bowler Hat Guy obey it.
The film contains a scene in the second act that follows the plot of the original book closely, summarized in the paragraph above, while the rest of story is built upon for the film itself, he immediately finds himself to the future to find out his mistakes from the past.
In that version, Wilbur turns out to be the main character, Lewis' son from the future.