Katy Perry jokes about BFF Rihanna's pot smoking tendencies

Perry said in an interview with Elle Canada that she thinks the ‘Umbrella' hitmaker always looks fresh despite of smoking pot, Us magazine reported.

The ‘Roar' hitmaker also joked saying that she was amazed at how Rihanna managed to stay fresh when she doesn't sleep and is on Instagram till four o'clock in the morning.u00a0

Katy Perry and Rihanna. Pics/Santa Banta