On October 24, 2007, the Backstreet Boys’ released their sixth studio album, “Unbreakable,” in Japan. A week later on October 30, the album was released in the United States and North America.
The album was the first of two without Kevin Richardson who left the group the previous year. It was also their only album that did not include any work from Max Martin and Kristian Lundin.
The Backstreet Boys mostly worked with Dan Muckala as far as producers went, along with JC Chasez, who co-wrote “Treat Me Right” with AJ McLean. They also worked with Emanuel Kiriakou, John Shanks and Billy Man.