Not RAWR as the title
I'm with everyone on having the Rihanna collab as the 2nd single. The lead single already has enough hype it being Katy's comeback single. The 2nd single could use the Rihanna hype, I think
I'd love Radiance, that is an epic lead single title for an epic album title
Imagine her performance on the VMA..all the light's out a thousand of radiance coming from all the way of the room and her coming on top from below the stage