Katy Perry fooled ... Now, this latest hair transformation is a little less authentic but about twice as drastic. The singer and judge just popped up on our feeds completely blonde and we had ...

A Katy Perry fan secretly took strands of the singer's hair extensions while she danced on stage in Mexico and later framed it on the wall ...

Katy Perry fooled us all last week with her shaggy ... The singer and judge just popped up on our feeds completely blonde and we had to do a double take. Donning a full-blown Disney dream dress ...