Katy Perry Performs at Macy's 4th of July Fireworks Celebration

My wife loves Katy Perry and wants to see her live in concert. Hey, I'm not going to fight it.

At Celebuzz, "Katy Perry Performs on ‘Macy’s 4th of July Fireworks Spectacular’ (VIDEO)."

Also, at Toronto's Globe and Mail, "Why is Katy Perry an unstoppable hit machine?"

BONUS: At London's Daily Mail, "Keeping abreast of her calls: Katy Perry places her phone in her cleavage as she enjoys July 4th bike ride around Venice Beach."