ATRL is giving too much faith into this song, in my opinion. Overrated, over-reacted. I think it is because most people on ATRL are young and obviously like the sex theme of the song.
I am not sure general public is here for the lyrics and Christina is not relevant at all in the US after what happened with Bionic. Good for her she was on the Voice because if she wasn't then she would be totally forgotten and there would be no MLJ.
I am just saying don't expect wonders, I say 15-30 on Hot 100.