Katy Perry Sings "Birthday" for Billboard Music Awards 2014 (VIDEO)

Katy Perry performed her hit single "Birthday" in an on-location clip for the 2014 Billboard Music Awards from the Newcastle Metro Radio Arena, airing on Sunday in Newcastle upon Tyne, England.  




Perry, 29, is now in the middle of her "Prismatic World Tour", which is in Glasgow, Scotland. Katy will stay in the Scotland/England area until the end of the month.


Check out the video below…



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