Rihanna has quite alot diverse songs that will be remembered for sure
Katy on the other hand . cali girls might be remembered the rest was just annoying and generic
I'm sure if you came to a random person on the street they would be able to name both Katy and Rihanna song, they both had their fair share of huge memorable hits so pretty pointless question...
the only thing pointless here is your Post Honey. Now shooo .