Factual error: When the boys go to the radio show in CA, the DJ says to the listeners to keep Saturday and Sunday, August 20th and 21st [1964] open. The 20th and 21st of August 1964 were a Thursday and a Friday.
That Thing You Do (1996)
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Directed by: Tom Hanks
Starring: Tom Hanks, Steve Zahn, Liv Tyler, Ethan Embry, Johnathon Schaech, Tom Everett Scott
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More mistakes in That Thing You Do
Mr. White: You guys look great in gold, have I told you that?
More trivia for That Thing You Do
Question: Who played the blonde "Miss Talent Show" meter girl, who hands the band the trophy near the beginning of the movie?
Answer: Rita Wilson.
No, it isn't. Rita Wilson plays Marguerite, the waitress at The Blue Spot jazz club.
Fair enough, that answer will be deleted.