Teen Vogue - Katy Perry gets sporty in Adidas for their new ClimaCool campaign - accessorized with her signature blue bob, of course! Check out more photos at climacool-campaign

Katy Perry gets sporty in Adidas for their new ClimaCool campaign - accessorized with her signature blue bob, of course! Check out more photos at

Katy Perry rocks tiny silver dress in new ad for shoe line - but fans are flooding her comments with the same question

Katy Perry is unrecognisable as she steps out make-up free while dressed head to toe in Adidas

Katy Perry slammed for promoting business away from American Idol and singing career as fans demand 'we want music!

Katy Perry goes make-up free as she attempts to go incognito with

Katy Perry - Latest

Teen Vogue - Katy Perry gets sporty in Adidas for their new ClimaCool campaign - accessorized with her signature blue bob, of course! Check out more photos at climacool-campaign

Katy Perry promotes new venture away from American Idol after rumors she's 'planning to quit' over major fan backlash

Make-up free Katy Perry keeps a low profile in an Adidas tracksuit

Katy Perry cuddles with her puppy Nugget while sporting grey Adidas sweats in West Hollywood

Katy Perry thrown 'under the bus' by 'American Idol,' wants to quit: report

Katy Perry - Latest