"The Screen Guild Theater" broadcast a 30 minute radio adaptation of the movie on December 15, 1947 with Nelson Eddy and Jeanette MacDonald again reprising their film roles.
"The Screen Guild Theater" broadcast a 30 minute radio adaptation of the movie on March 25, 1946 with Nelson Eddy and Jeanette MacDonald reprising their film roles.
Although the onscreen credits read: "Book and Lyrics by Fred De Gresac, Harry B. Smith and Robert B. Smith," only Fred De Gresac and Harry B. Smith wrote the book of the operetta, while only Robert B. Smith wrote lyrics.
This is MGM's first feature in full Technicolor.
This is MGM's first film to feature a different lion roaring in the logo, by the name of Tanner. This lion appeared at the beginning of MGM's Technicolor feature films and cartoons.