See 'American Idol' Judge Katy Perry Stun in an Incredible Double-Denim Outfit

Why in the World Is Katy Perry Judging American Idol?

See 'American Idol' Judge Katy Perry Stun in an Incredible Double-Denim Outfit

See 'American Idol' Judge Katy Perry Stun in an Incredible Double-Denim Outfit

See 'American Idol' Judge Katy Perry Stun in an Incredible Double-Denim Outfit

Katy Perry Falls in Mermaid Costume on 'American Idol

Katy Perry booed for criticizing 'American Idol' contestant's outfit

Katy Perry wears skintight Elastigirl costume while celebrating Disney Night on American Idol on ABC

See 'American Idol' Judge Katy Perry Stun in an Incredible Double-Denim Outfit

Katy Perry shows off bold sense of style in quirky denim dress as she returns to American Idol

Katy Perry shows off bold sense of style in quirky denim dress as she returns to American Idol

Katy Perry looks fabulous in sheer cut-out dress as time on American Idol comes to an end