PRISM

1. 01Roar3:42
2. 02Legendary Lovers3:45
3. 03Birthday4:10
4. 04Walking on Air3:17
5. 05Unconditionally3:56
6. 06Dark Horse4:57

Prism is the fourth studio album by American singer Katy Perry. It was released by Capitol Records on October 18, 2013. While the album was initially planned to be "darker" than her previous material, Prism ultimately became a prominently dance-inspired record. The singer worked with several past collaborators, while enlisting new producers and guest vocals. Much of Prism revolves around the themes of living in the present, relationships, and self-empowerment. Critical response to Prism was generally mixed; many reviewers deemed the lyrical content more mature while others considered the album to be more formulaic than her previous material. The album debuted atop the US Billboard 200 with 286,000 copies sold, becoming Perry's best opening week to date. The album also peaked at number one in Australia, Canada, Ireland, New Zealand, and the United Kingdom. Prism became Perry's fastest-selling album, the second best-selling album in Australia in 2013, and the second best-selling album released by a woman in the United States in 2013. The International Federation of the Phonographic Industry (IFPI) reported that Prism was the sixth best-selling album in the world in 2013, the best-se…