18 Again!

1988 · Directed by Paul Flaherty · 97 min · comedy film, teen film

★ 5.6/10 · 101 ratings on TMDB

81-year-old millionaire Jack Watson switches bodies with his 18-year-old grandson David, leading the two to experience life on opposite ends of the age spectrum. But when David, trapped in Jack's aged body, ends up in a coma, his grandfather must use his meager knowledge of the youth to prevent his family from pulling the plug.