Making her promotional rounds, Katy Perry recently paid a visit to the “Ellen DeGeneres Show” to talk about her new perfume, among other topics. During the gig, Katy confessed her admiration for Gwen Stefani for being “effortlessly cool” while also performing a version of her hit song “Firework” to the audiences delight. Aside from Miss Stefani, Katy interview with Maxim magazine in which...
