Knott’s Scary Farm visitors who belly up to the bar at the Calico Saloon can shout requests to a ghost pianist who plays everything from Ragtime masterpieces to summery pop hits by Katy Perry during ...

First Beyoncé, now Katy Perry. The “Part of Me” singer was in San Francisco on Friday night performing as part of her Lifetimes Tour, when a giant butterfly prop she was riding malfunctioned as it ...