Katy Perry is an undisputed queen of pop ... For their big night out, Katy donned a lace-fringed corset dress in baby blue, paired with over-the-knee black boots, while her two little nieces ...

Kamala Harris’ final rally in Pennsylvania featured celebrities such as Oprah Winfrey, Lady Gaga, Ricky Martin and Katy Perry. Baby, Katy Perry is a firework. And as the singer—mom to 4-year ...