All the latest news and updates on American singer Katy Perry, who is best known for songs including Firework (2010), California Gurls (2010) and Roar (2013). She was previously a judge on talent show American Idol (2018 to 2024).

Some of these might surprise you. From Katy Perry to Bob Dylan, here are artists that have had a Christian music era.

Celebrities including Katy Perry and Khloe Kardashian have tested their biological age and come out far younger than their years – here's how to improve yours