Celebrity·Posted 8 minutes agoKaty Perry Wore A Prosthetic Lower Back Tattoo, And I Had No Idea These Were A ThingThey've got tattoos of everything nowadays!by Matt StoperaBuzzFeed StaffLinkFacebookPinterestTwitterMail Ed Sheeran has a giant lion chest tattoo. David Beckham has a "Brooklyn" tramp stamp. And Zac Efron has a "YOLO" hand tattoo that I'm pretty sure he's *utterly* pleased about now. And last night, Katy Perry debuted a new type of tattoo.