 The film cost Warner Bros. only $23,000 to produce, but grossed $1.252 million, a record rate of return surpassing 5,000%.In September, the studio released another Al Jolson part-talking picture, "The Singing Fool", which more than doubled "The Jazz Singer"'s earnings record for a Warners movie.This second Jolson screen smash demonstrated the movie musical's ability to turn a song into a national hit