Katy Perry May 19, 2017 11:28 pm ‘Tonight Show': Katy Perry's ‘Swish Swish' Is Her Anthem Against Bullies Katy Perry addresses rumors that her single “Swish Swish” is about someone everyone knows and gets hyped about her touring partnership with Boys & Girls Club of America. Local 1:45 NYPD enters Columbia University in riot gear to clear protest 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 1:01 Biden administration plans to reclassify marijuana as a Schedule III drug 2:28 King Charles returns to public duties amid cancer diagnosis