Chris has a friend, Clarence "Trigger", whose Uncle Earl had his leg fixed by Native Americans with a body-switching potion called the "Brain-Transference Serum".

Meanwhile, at school, Jack’s knowledge of the schoolwork and his willingness to point out troublemakers in class has him shunned by his fellow students.

Then he fails to perform at the big relay race, and Rick beats him up because of the track meet and taking Lori out.

The project was first announced in January 1987 when it was reported that producers Brian Grazer and David Valdes were interested in casting Kirk Cameron to star opposite Dudley Moore in the film due to the success and popularity of Growing Pains.

[2] Filming took place during hiatus between the second and third seasons of Growing Pains from March through May of that year in San Diego and Los Angeles, California.

[2] The script went through numerous re-writes prior to production wrapping with even Cameron himself admitting he wasn't sure what the movie was about.

[2] The film received negative reviews, particularly by famed movie critics Gene Siskel and Roger Ebert.

[3] Motion picture-historian Leonard Maltin seemed to agree, declaring the film a "BOMB" and adding that "Dudley Moore's mugging talents get a major workout in this hall-of-fame embarrassment.

"[4] Conversely, Caryn James of The New York Times wrote that "Dudley Moore and Kirk Cameron are so clever and charming as the mismatched pair that they turn a potential dud into a sweetly engaging film", though she added that "it never fulfills its potential for being a shrewd satire of cross-generational manners".