It's a week of chart milestones, as holiday songs hold down the top 24 spots on the Billboard Hot 100, Mariah Carey extends ...

A year after their film debut, “The Cocoanuts,” entered the public domain, the Marx Brothers' beloved “Animal Crackers” joins ...

Several Gershwin classics, plus cartoons like Betty Boop and Blondie, have reached the U.S. copyright maximum.