MGM Records produced a 1954 revival of an off-Broadway musical; what is the name of opera this musical was adapted from?
MGM Records: MGM Records was a record label started by the Metro-Goldwyn-Mayer film studio in 1946 for the purpose of releasing soundtrack albums of their musical films. MGM Records:  The company also released soundtrack albums of the music for some of their non-musical films as well, and on rare occasions, cast albums of off-Broadway musicals such as "The Fantasticks" and the 1954 revival of "The Threepenny Opera".
i don't know