What rock band signed to Def American Recordings in 1989, shipped 500,000 copies of their third album reaching gold status? 
Amorica:  on the album cover) is the third studio album by The Black Crowes. The Black Crowes: The Black Crowes were an American rock band formed in 1989. The Black Crowes:  The band was signed to Def American Recordings in 1989 by producer George Drakoulias and released their debut album, "Shake Your Money Maker", the following year.
i don't know