Freaky Friday is a 2003 American fantasy comedy film directed by Mark Waters and written by Heather Hach and Leslie Dixon. It is based on the 1972 novel of the same name by Mary Rodgers and marks the third film adaptation of the novel, as well as the fifth installment overall in the Freaky Friday franchise. The film stars Jamie Lee Curtis and Lindsay Lohan as a mother and daughter who inadvertently switch bodies through the magic of Chinese fortune cookies. The supporting cast includes Harold Gould, Chad Michael Murray, and Mark Harmon.

The film was released theatrically by Walt Disney Pictures on August 6, 2003, and distributed by Buena Vista Pictures. It was a commercial success, grossing over $160 million worldwide against a production budget of $26 million. The film received generally positive reviews from critics, with particular praise for Curtis’s performance, which earned her a nomination for the Golden Globe Award for Best Actress in a Motion Picture – Musical or Comedy. A sequel titled Freakier Friday is scheduled for release in 2025, with Curtis, Lohan, and most of the original supporting cast returning.