Fans seemingly walked out of Katy Perry's New York City Jingle Ball show in masses, according to a viral TikTok video. The caption said that Perry "bombed" at the concert on Friday (Dec.

John Mayer and Katy Perry were spotted having a friendly ... Madeline Petsch and Kendall Jenner were also spotted at the concert, during which Saturday Night Live standout Marcello Hernandez ...