Global mega-star Katy Perry performs exclusively for ITV in a night full of spectacular performances from her incredible back catalogue and new album.
as Self
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as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self