Get ready to sing along with the pop queen herself, Katy Perry, with this incredible 2xCD set featuring her hit albums "Witness" and "Teenage Dream". This collection includes all of her studio recordings from these two chart-topping albums, with a total runtime of 2805 seconds. The Parental Advisory edition makes it perfect for adult fans of Perry's pop, rock, and contemporary Christian sounds, and is a must-have for collectors and music lovers alike. Representing the 2010s era of music, this CD set is sure to make any Katy Perry fan's day.