More from Jonathan Ringen, Billboard
Mumford & Sons on Their Banjo-Free New Album, Personal Obsessions and Why Kanye West Is the 'Only Rock Star Left'
"I want the show to be quintessential Katy. It's like the exclamation point on the whole last cycle. This is the cherry on top of everything I've already done."
"Shit, I'm singing love songs that went on to be baby-makers, and now the damn babies are in the audience — talk about a family reunion"