From political protests to on-stage gaffes and career-defining performances (plus, er, Rihanna linking up with Klaxons), these are the moments we'll never forget
Perry joked that she originally thought 'Ocean Eyes' was "boring"
The popstar visited Australia with her husband Orlando Bloom, who was shooting an upcoming film in Queensland
The popstar used the viral moment to announce the expansion of her Vegas residency
Perry will explore several areas of Taylor's life, including the actress' fight against the male-dominated film studio system
The follow-up to 2020's 'Smile' could be on the way after Perry's Vegas residency
Perry will join over 20 international groups and soloists including dance acts, vocalists and rappers
"A mother feeding her children"
It'll be the Scottish DJ and producer's first album in five years
The pair performed an acoustic rendition of the 'Teenage Dream' track