On August 5, 2018, Celine Dion met with Katy Perry backstage, before her concert at Rod Laver Arena in Melbourne, Australia.
CELINE DION SHOWED ME HOW TO DO THE FAMOUS CHEST SLAP AND I DID IT TO HER WHILE SINGING FIREWORK AND I BECAME A FIREWORKKaty Perry
A « California Girl » and a girl from Quebec meet in Australia! You’re the best Katy, thanks for the amazing show! Love you… – Céline xx…Celine Dion