Katy Perry’s 2008 breakthrough single ‘I Kissed A Girl’ is her eighth song to reach a billion streams on Spotify.

Katy Perry has released 1432, a deluxe version of her recent LP, 143. The new edition features four extra tracks, including the previously-unreleased song “OK.” “OK” is an upbeat pop ...

The singer's latest album, '143,' also received harsh criticism. By Lexi Carson Katy Perry is now on the receiving end of criticism. Perry was a judge on American Idol for seven seasons ...