Bianca Censori’s nakedness at the Grammys pales in comparison to Katy Perry’s infamous butt slip. Read on for more!

Katy Perry is telling Carrie Underwood to take the wheel. The “Woman’s World” singer shared what she really thinks about the American Idol winner’s return to the show to take over her vaca ...

Singer-songwriter Katy Perry opens up to PEOPLE about reading reviews — and the advice she lives by from her therapist.

Pop star and former American Idol judge Katy Perry is planning to launch an extensive world tour later this year, with a ...