What is Katychella 2027, and what did Katy Perry say about Justin Bieber while enjoying Coachella performance with Justin Trudeau? The topic gained attention after Katy Perry watched Justin Bieber perform at Coachella 2026 with Justin Trudeau. Her social media post sparked fan reactions and created demand for Katychella 2027. The story also covers Bieber’s performance, fan reactions, relationship updates, and where to watch Justin Bieber Coachella 2026.