•  photo | Katy Perry, Rihanna

Credit: Lester Cohen/WireImage

Published: Friday September 20, 2013 06:00 AM EDT

2013

"I think Rihanna always looks so fresh and I'm like, 'How do you do that? We all know how much pot you smoke!'"
– Katy Perry, on her admiration for pal Rihanna, to Elle Canada