Roar
Katy Perry released her latest single off her new album, 'Prism,' early this morning. The new track is called 'Walking on Air.'
Katy Perry debuted 12 songs from her upcoming album 'Prism' at an industry event in early September.
Katy Perry's roar can be heard across the world. Since she premiered her brand new single during MTV's Video Music Awards last month, "Roar" has pawed its way to the top of the charts.
Lady Gaga opened the 2013 Video Music Awards with a performance of her new single, "Applause." The fast-paced performance included multiple costume changes, one being a barely there seashell bikini.
Luke Bryan's album 'Crash My Party' topped the charts as the number one album, and Katy Perry's 'Roar' dominated as the number one download.
Billboard Editorial Director Bill Werde took to Twitter to speak out against some of Lady Gaga's tactics to personally promote her new single, "Applause."
In a war of pop songs, Katy Perry's new single 'Roar' is outselling Lady Gaga's latest single 'Applause.'
Blogger Perez Hilton responded to Lady Gaga's allegations that he was stalking her by trying to buy an apartment in her New York City building by tweeting that he is "a critic and not a stalker."