Katy Perry‘s “Firework” is perhaps the most ubiquitous Fourth of July anthem and self-empowerment anthem of modern times. Interestingly, it was co-written by a movie star who appeared in a popular ...

Katy Perry‘s “Firework” was co-written by one of the most important songwriters working in the business today. She revealed what it was like to work with the “California Gurls” singer. Interestingly, ...

Justin Trudeau was feeling the sparks at Katy Perry‘s concert in Montreal, with the former Canadian prime minister passionately belting along to the pop star's performance of "Firework" while in the ...