I doubt it's about Christina. NBC probably has her contractually obligated to do her debut television performance of Your Body on The Voice. Who knows though, if they would let the song get the early exposure or not, but I doubt it.
Oh my god someone on Twitter (who says he is reliable) told me that Rihanna WILL debut a NEW track at the VMAS! He says it will be called Songbird (Rhythm of Us), and that it will be from an upcoming greatest hits album called Songbird.
Do you think this is true? Do you think this could be the 'big announcement'?