Opening Day
- Curs: 1938
- País: United States of America
- Gènere: Comedy
- Estudi: Metro-Goldwyn-Mayer
- Paraula clau: baseball, short film
- Director: Roy Rowland
- Repartiment: Robert Benchley, King Baggot, Philo McCullough, Larry Steers, Harlan Briggs, John Butler