|Appearance type:||Featured guest|
|Appearances:||S14E2, S11E9, S7E12|
|Broader curriculum vitae|
|Profession:||Actor, Singer, Philanthropist|
|Musical genre:||Pop, Rock, Dance, Electronic|
Katy Perry is an American recording artist, businesswoman, philanthropist, and actress, born 25 October 1984. In Series 7 Episode 12 Katy was the musical act, in other episodes she has been the featured guest instead and did not sing.