She wasn't even actually 1hour late

Someone who was at the show said that the food arrived late which push back the performance as well. Rihanna was on time, just like she was in Paris but according to the media she was 2hours late and various other place, there very few places that waited more than 1hours before Rihanna arrived.
Rihanna outfits at Monte Carlo

and watch us be back to

outfits in T in The Park.